Home / 1,001,196.30-1,381,652.29-542,315.86

Finding the Fourth Proportional to 1,001,196.30, 1,381,652.29 and 542,315.86

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Solution

The fourth proportional to 1,001,196.30, 1,381,652.29 and 542,315.86 is: 748,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,196.30 : 1,381,652.29 = 542,315.86 : x
  2. Step 2: Convert to fraction form
    1,001,196.30/1,381,652.29 = 542,315.86/x
  3. Step 3: Cross multiply
    1,001,196.30x = 1,381,652.29 × 542,315.86
  4. Step 4: Simplify right side
    1,001,196.30x = 749,291,944,045.56
  5. Step 5: Solve for x
    x = 749,291,944,045.56/1,001,196.30
  6. Step 6: Final answer
    x = 748,396.64

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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.