Home / 3,478,004.70-5,217,007.05-2,470,235.10

Finding the Fourth Proportional to 3,478,004.70, 5,217,007.05 and 2,470,235.10

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Solution

The fourth proportional to 3,478,004.70, 5,217,007.05 and 2,470,235.10 is: 3,705,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,004.70 : 5,217,007.05 = 2,470,235.10 : x
  2. Step 2: Convert to fraction form
    3,478,004.70/5,217,007.05 = 2,470,235.10/x
  3. Step 3: Cross multiply
    3,478,004.70x = 5,217,007.05 × 2,470,235.10
  4. Step 4: Simplify right side
    3,478,004.70x = 12,887,233,931,857.46
  5. Step 5: Solve for x
    x = 12,887,233,931,857.46/3,478,004.70
  6. Step 6: Final answer
    x = 3,705,352.65

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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.