Home / 1,657,390.56-2,287,175.97-932,238.76

Finding the Fourth Proportional to 1,657,390.56, 2,287,175.97 and 932,238.76

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Solution

The fourth proportional to 1,657,390.56, 2,287,175.97 and 932,238.76 is: 1,286,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,390.56 : 2,287,175.97 = 932,238.76 : x
  2. Step 2: Convert to fraction form
    1,657,390.56/2,287,175.97 = 932,238.76/x
  3. Step 3: Cross multiply
    1,657,390.56x = 2,287,175.97 × 932,238.76
  4. Step 4: Simplify right side
    1,657,390.56x = 2,132,194,090,174.60
  5. Step 5: Solve for x
    x = 2,132,194,090,174.60/1,657,390.56
  6. Step 6: Final answer
    x = 1,286,476.55

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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.