Home / 1,096,581.60-1,644,872.40-386,373.60

Finding the Fourth Proportional to 1,096,581.60, 1,644,872.40 and 386,373.60

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Solution

The fourth proportional to 1,096,581.60, 1,644,872.40 and 386,373.60 is: 579,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,581.60 : 1,644,872.40 = 386,373.60 : x
  2. Step 2: Convert to fraction form
    1,096,581.60/1,644,872.40 = 386,373.60/x
  3. Step 3: Cross multiply
    1,096,581.60x = 1,644,872.40 × 386,373.60
  4. Step 4: Simplify right side
    1,096,581.60x = 635,535,270,728.64
  5. Step 5: Solve for x
    x = 635,535,270,728.64/1,096,581.60
  6. Step 6: Final answer
    x = 579,560.40

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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.