Home / 1,071,314.10-1,478,341.13-587,910.24

Finding the Fourth Proportional to 1,071,314.10, 1,478,341.13 and 587,910.24

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Solution

The fourth proportional to 1,071,314.10, 1,478,341.13 and 587,910.24 is: 811,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,314.10 : 1,478,341.13 = 587,910.24 : x
  2. Step 2: Convert to fraction form
    1,071,314.10/1,478,341.13 = 587,910.24/x
  3. Step 3: Cross multiply
    1,071,314.10x = 1,478,341.13 × 587,910.24
  4. Step 4: Simplify right side
    1,071,314.10x = 869,131,885,600.62
  5. Step 5: Solve for x
    x = 869,131,885,600.62/1,071,314.10
  6. Step 6: Final answer
    x = 811,276.44

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Double scale
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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.