Home / 1,092,131.10-1,638,196.65-985,842.90

Finding the Fourth Proportional to 1,092,131.10, 1,638,196.65 and 985,842.90

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Solution

The fourth proportional to 1,092,131.10, 1,638,196.65 and 985,842.90 is: 1,478,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,131.10 : 1,638,196.65 = 985,842.90 : x
  2. Step 2: Convert to fraction form
    1,092,131.10/1,638,196.65 = 985,842.90/x
  3. Step 3: Cross multiply
    1,092,131.10x = 1,638,196.65 × 985,842.90
  4. Step 4: Simplify right side
    1,092,131.10x = 1,615,004,536,206.29
  5. Step 5: Solve for x
    x = 1,615,004,536,206.29/1,092,131.10
  6. Step 6: Final answer
    x = 1,478,764.35

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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.