Home / 1,657,490.39-2,287,313.59-932,338.15

Finding the Fourth Proportional to 1,657,490.39, 2,287,313.59 and 932,338.15

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Solution

The fourth proportional to 1,657,490.39, 2,287,313.59 and 932,338.15 is: 1,286,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,490.39 : 2,287,313.59 = 932,338.15 : x
  2. Step 2: Convert to fraction form
    1,657,490.39/2,287,313.59 = 932,338.15/x
  3. Step 3: Cross multiply
    1,657,490.39x = 2,287,313.59 × 932,338.15
  4. Step 4: Simplify right side
    1,657,490.39x = 2,132,549,714,669.46
  5. Step 5: Solve for x
    x = 2,132,549,714,669.46/1,657,490.39
  6. Step 6: Final answer
    x = 1,286,613.62

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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.