Home / 1,657,801.78-2,287,672.92-932,680.06

Finding the Fourth Proportional to 1,657,801.78, 2,287,672.92 and 932,680.06

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Solution

The fourth proportional to 1,657,801.78, 2,287,672.92 and 932,680.06 is: 1,287,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,801.78 : 2,287,672.92 = 932,680.06 : x
  2. Step 2: Convert to fraction form
    1,657,801.78/2,287,672.92 = 932,680.06/x
  3. Step 3: Cross multiply
    1,657,801.78x = 2,287,672.92 × 932,680.06
  4. Step 4: Simplify right side
    1,657,801.78x = 2,133,666,916,285.98
  5. Step 5: Solve for x
    x = 2,133,666,916,285.98/1,657,801.78
  6. Step 6: Final answer
    x = 1,287,045.86

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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.