Home / 932,292.20-1,398,438.30-782,701.40

Finding the Fourth Proportional to 932,292.20, 1,398,438.30 and 782,701.40

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Solution

The fourth proportional to 932,292.20, 1,398,438.30 and 782,701.40 is: 1,174,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,292.20 : 1,398,438.30 = 782,701.40 : x
  2. Step 2: Convert to fraction form
    932,292.20/1,398,438.30 = 782,701.40/x
  3. Step 3: Cross multiply
    932,292.20x = 1,398,438.30 × 782,701.40
  4. Step 4: Simplify right side
    932,292.20x = 1,094,559,615,223.62
  5. Step 5: Solve for x
    x = 1,094,559,615,223.62/932,292.20
  6. Step 6: Final answer
    x = 1,174,052.10

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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.