Home / 1,132,870.79-1,563,510.99-680,190.95

Finding the Fourth Proportional to 1,132,870.79, 1,563,510.99 and 680,190.95

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Solution

The fourth proportional to 1,132,870.79, 1,563,510.99 and 680,190.95 is: 938,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,870.79 : 1,563,510.99 = 680,190.95 : x
  2. Step 2: Convert to fraction form
    1,132,870.79/1,563,510.99 = 680,190.95/x
  3. Step 3: Cross multiply
    1,132,870.79x = 1,563,510.99 × 680,190.95
  4. Step 4: Simplify right side
    1,132,870.79x = 1,063,486,025,623.54
  5. Step 5: Solve for x
    x = 1,063,486,025,623.54/1,132,870.79
  6. Step 6: Final answer
    x = 938,753.15

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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.