Home / 1,331,735.76-1,999,025.18-573,951.20

Finding the Fourth Proportional to 1,331,735.76, 1,999,025.18 and 573,951.20

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Solution

The fourth proportional to 1,331,735.76, 1,999,025.18 and 573,951.20 is: 861,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,735.76 : 1,999,025.18 = 573,951.20 : x
  2. Step 2: Convert to fraction form
    1,331,735.76/1,999,025.18 = 573,951.20/x
  3. Step 3: Cross multiply
    1,331,735.76x = 1,999,025.18 × 573,951.20
  4. Step 4: Simplify right side
    1,331,735.76x = 1,147,342,888,026.33
  5. Step 5: Solve for x
    x = 1,147,342,888,026.33/1,331,735.76
  6. Step 6: Final answer
    x = 861,539.45

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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.