Home / 5,618,086.48-7,752,128.05-3,411,802

Finding the Fourth Proportional to 5,618,086.48, 7,752,128.05 and 3,411,802

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Solution

The fourth proportional to 5,618,086.48, 7,752,128.05 and 3,411,802 is: 4,707,781.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,086.48 : 7,752,128.05 = 3,411,802 : x
  2. Step 2: Convert to fraction form
    5,618,086.48/7,752,128.05 = 3,411,802/x
  3. Step 3: Cross multiply
    5,618,086.48x = 7,752,128.05 × 3,411,802
  4. Step 4: Simplify right side
    5,618,086.48x = 26,448,725,985,246.10
  5. Step 5: Solve for x
    x = 26,448,725,985,246.10/5,618,086.48
  6. Step 6: Final answer
    x = 4,707,781.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.