Home / 1,266,470.11-1,747,729.49-693,510.29

Finding the Fourth Proportional to 1,266,470.11, 1,747,729.49 and 693,510.29

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Solution

The fourth proportional to 1,266,470.11, 1,747,729.49 and 693,510.29 is: 957,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,470.11 : 1,747,729.49 = 693,510.29 : x
  2. Step 2: Convert to fraction form
    1,266,470.11/1,747,729.49 = 693,510.29/x
  3. Step 3: Cross multiply
    1,266,470.11x = 1,747,729.49 × 693,510.29
  4. Step 4: Simplify right side
    1,266,470.11x = 1,212,068,385,451.45
  5. Step 5: Solve for x
    x = 1,212,068,385,451.45/1,266,470.11
  6. Step 6: Final answer
    x = 957,044.60

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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.