Home / 6,309,185.85-9,463,778.79-1,516,875.12

Finding the Fourth Proportional to 6,309,185.85, 9,463,778.79 and 1,516,875.12

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Solution

The fourth proportional to 6,309,185.85, 9,463,778.79 and 1,516,875.12 is: 2,275,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,185.85 : 9,463,778.79 = 1,516,875.12 : x
  2. Step 2: Convert to fraction form
    6,309,185.85/9,463,778.79 = 1,516,875.12/x
  3. Step 3: Cross multiply
    6,309,185.85x = 9,463,778.79 × 1,516,875.12
  4. Step 4: Simplify right side
    6,309,185.85x = 14,355,370,587,734.71
  5. Step 5: Solve for x
    x = 14,355,370,587,734.71/6,309,185.85
  6. Step 6: Final answer
    x = 2,275,312.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.