Home / 3,024,009.45-4,536,014.18-780,147.45

Finding the Fourth Proportional to 3,024,009.45, 4,536,014.18 and 780,147.45

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Solution

The fourth proportional to 3,024,009.45, 4,536,014.18 and 780,147.45 is: 1,170,221.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024,009.45 : 4,536,014.18 = 780,147.45 : x
  2. Step 2: Convert to fraction form
    3,024,009.45/4,536,014.18 = 780,147.45/x
  3. Step 3: Cross multiply
    3,024,009.45x = 4,536,014.18 × 780,147.45
  4. Step 4: Simplify right side
    3,024,009.45x = 3,538,759,891,790.10
  5. Step 5: Solve for x
    x = 3,538,759,891,790.10/3,024,009.45
  6. Step 6: Final answer
    x = 1,170,221.18

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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.