Home / 1,657,389.70-2,287,174.82-932,237.91

Finding the Fourth Proportional to 1,657,389.70, 2,287,174.82 and 932,237.91

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Solution

The fourth proportional to 1,657,389.70, 2,287,174.82 and 932,237.91 is: 1,286,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,389.70 : 2,287,174.82 = 932,237.91 : x
  2. Step 2: Convert to fraction form
    1,657,389.70/2,287,174.82 = 932,237.91/x
  3. Step 3: Cross multiply
    1,657,389.70x = 2,287,174.82 × 932,237.91
  4. Step 4: Simplify right side
    1,657,389.70x = 2,132,191,074,001.43
  5. Step 5: Solve for x
    x = 2,132,191,074,001.43/1,657,389.70
  6. Step 6: Final answer
    x = 1,286,475.40

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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.