Home / 1,052,726.14-1,577,990.22-763,839.87

Finding the Fourth Proportional to 1,052,726.14, 1,577,990.22 and 763,839.87

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Solution

The fourth proportional to 1,052,726.14, 1,577,990.22 and 763,839.87 is: 1,144,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,726.14 : 1,577,990.22 = 763,839.87 : x
  2. Step 2: Convert to fraction form
    1,052,726.14/1,577,990.22 = 763,839.87/x
  3. Step 3: Cross multiply
    1,052,726.14x = 1,577,990.22 × 763,839.87
  4. Step 4: Simplify right side
    1,052,726.14x = 1,205,331,844,506.07
  5. Step 5: Solve for x
    x = 1,205,331,844,506.07/1,052,726.14
  6. Step 6: Final answer
    x = 1,144,962.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.