Home / 1,712,432.71-2,363,127.29-938,078.92

Finding the Fourth Proportional to 1,712,432.71, 2,363,127.29 and 938,078.92

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Solution

The fourth proportional to 1,712,432.71, 2,363,127.29 and 938,078.92 is: 1,294,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,432.71 : 2,363,127.29 = 938,078.92 : x
  2. Step 2: Convert to fraction form
    1,712,432.71/2,363,127.29 = 938,078.92/x
  3. Step 3: Cross multiply
    1,712,432.71x = 2,363,127.29 × 938,078.92
  4. Step 4: Simplify right side
    1,712,432.71x = 2,216,799,903,083.73
  5. Step 5: Solve for x
    x = 2,216,799,903,083.73/1,712,432.71
  6. Step 6: Final answer
    x = 1,294,532.56

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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.