Home / 1,657,765.20-2,287,712.07-932,612.70

Finding the Fourth Proportional to 1,657,765.20, 2,287,712.07 and 932,612.70

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Solution

The fourth proportional to 1,657,765.20, 2,287,712.07 and 932,612.70 is: 1,287,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,765.20 : 2,287,712.07 = 932,612.70 : x
  2. Step 2: Convert to fraction form
    1,657,765.20/2,287,712.07 = 932,612.70/x
  3. Step 3: Cross multiply
    1,657,765.20x = 2,287,712.07 × 932,612.70
  4. Step 4: Simplify right side
    1,657,765.20x = 2,133,549,330,425.29
  5. Step 5: Solve for x
    x = 2,133,549,330,425.29/1,657,765.20
  6. Step 6: Final answer
    x = 1,287,003.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.