Home / 1,220,773.01-1,684,687.01-676,931.72

Finding the Fourth Proportional to 1,220,773.01, 1,684,687.01 and 676,931.72

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Solution

The fourth proportional to 1,220,773.01, 1,684,687.01 and 676,931.72 is: 934,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,773.01 : 1,684,687.01 = 676,931.72 : x
  2. Step 2: Convert to fraction form
    1,220,773.01/1,684,687.01 = 676,931.72/x
  3. Step 3: Cross multiply
    1,220,773.01x = 1,684,687.01 × 676,931.72
  4. Step 4: Simplify right side
    1,220,773.01x = 1,140,418,063,532.86
  5. Step 5: Solve for x
    x = 1,140,418,063,532.86/1,220,773.01
  6. Step 6: Final answer
    x = 934,177.00

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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.