Home / 932,340.40-1,398,856.20-897,780.40

Finding the Fourth Proportional to 932,340.40, 1,398,856.20 and 897,780.40

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Solution

The fourth proportional to 932,340.40, 1,398,856.20 and 897,780.40 is: 1,347,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,340.40 : 1,398,856.20 = 897,780.40 : x
  2. Step 2: Convert to fraction form
    932,340.40/1,398,856.20 = 897,780.40/x
  3. Step 3: Cross multiply
    932,340.40x = 1,398,856.20 × 897,780.40
  4. Step 4: Simplify right side
    932,340.40x = 1,255,865,678,778.48
  5. Step 5: Solve for x
    x = 1,255,865,678,778.48/932,340.40
  6. Step 6: Final answer
    x = 1,347,003.39

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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.