Home / 1,657,690.92-2,287,590.66-932,538.42

Finding the Fourth Proportional to 1,657,690.92, 2,287,590.66 and 932,538.42

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Solution

The fourth proportional to 1,657,690.92, 2,287,590.66 and 932,538.42 is: 1,286,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,690.92 : 2,287,590.66 = 932,538.42 : x
  2. Step 2: Convert to fraction form
    1,657,690.92/2,287,590.66 = 932,538.42/x
  3. Step 3: Cross multiply
    1,657,690.92x = 2,287,590.66 × 932,538.42
  4. Step 4: Simplify right side
    1,657,690.92x = 2,133,266,179,683.16
  5. Step 5: Solve for x
    x = 2,133,266,179,683.16/1,657,690.92
  6. Step 6: Final answer
    x = 1,286,890.19

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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.