Home / 3,720,535.74-5,581,600.47-1,291,764.92

Finding the Fourth Proportional to 3,720,535.74, 5,581,600.47 and 1,291,764.92

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Solution

The fourth proportional to 3,720,535.74, 5,581,600.47 and 1,291,764.92 is: 1,937,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,535.74 : 5,581,600.47 = 1,291,764.92 : x
  2. Step 2: Convert to fraction form
    3,720,535.74/5,581,600.47 = 1,291,764.92/x
  3. Step 3: Cross multiply
    3,720,535.74x = 5,581,600.47 × 1,291,764.92
  4. Step 4: Simplify right side
    3,720,535.74x = 7,210,115,656,693.51
  5. Step 5: Solve for x
    x = 7,210,115,656,693.51/3,720,535.74
  6. Step 6: Final answer
    x = 1,937,924.04

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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.