Home / 1,096,438.48-1,645,279.80-432,057.04

Finding the Fourth Proportional to 1,096,438.48, 1,645,279.80 and 432,057.04

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Solution

The fourth proportional to 1,096,438.48, 1,645,279.80 and 432,057.04 is: 648,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,438.48 : 1,645,279.80 = 432,057.04 : x
  2. Step 2: Convert to fraction form
    1,096,438.48/1,645,279.80 = 432,057.04/x
  3. Step 3: Cross multiply
    1,096,438.48x = 1,645,279.80 × 432,057.04
  4. Step 4: Simplify right side
    1,096,438.48x = 710,854,720,359.79
  5. Step 5: Solve for x
    x = 710,854,720,359.79/1,096,438.48
  6. Step 6: Final answer
    x = 648,330.69

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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.