Home / 1,063,987.60-1,596,053.40-432,912.40

Finding the Fourth Proportional to 1,063,987.60, 1,596,053.40 and 432,912.40

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Solution

The fourth proportional to 1,063,987.60, 1,596,053.40 and 432,912.40 is: 649,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,987.60 : 1,596,053.40 = 432,912.40 : x
  2. Step 2: Convert to fraction form
    1,063,987.60/1,596,053.40 = 432,912.40/x
  3. Step 3: Cross multiply
    1,063,987.60x = 1,596,053.40 × 432,912.40
  4. Step 4: Simplify right side
    1,063,987.60x = 690,951,307,922.16
  5. Step 5: Solve for x
    x = 690,951,307,922.16/1,063,987.60
  6. Step 6: Final answer
    x = 649,397.90

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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.