Home / 1,657,800.78-2,287,671.54-932,679.06

Finding the Fourth Proportional to 1,657,800.78, 2,287,671.54 and 932,679.06

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Solution

The fourth proportional to 1,657,800.78, 2,287,671.54 and 932,679.06 is: 1,287,044.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,800.78 : 2,287,671.54 = 932,679.06 : x
  2. Step 2: Convert to fraction form
    1,657,800.78/2,287,671.54 = 932,679.06/x
  3. Step 3: Cross multiply
    1,657,800.78x = 2,287,671.54 × 932,679.06
  4. Step 4: Simplify right side
    1,657,800.78x = 2,133,663,341,515.95
  5. Step 5: Solve for x
    x = 2,133,663,341,515.95/1,657,800.78
  6. Step 6: Final answer
    x = 1,287,044.48

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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.