Home / 1,098,058.88-1,516,266.88-690,839.44

Finding the Fourth Proportional to 1,098,058.88, 1,516,266.88 and 690,839.44

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Solution

The fourth proportional to 1,098,058.88, 1,516,266.88 and 690,839.44 is: 953,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,058.88 : 1,516,266.88 = 690,839.44 : x
  2. Step 2: Convert to fraction form
    1,098,058.88/1,516,266.88 = 690,839.44/x
  3. Step 3: Cross multiply
    1,098,058.88x = 1,516,266.88 × 690,839.44
  4. Step 4: Simplify right side
    1,098,058.88x = 1,047,496,962,269.75
  5. Step 5: Solve for x
    x = 1,047,496,962,269.75/1,098,058.88
  6. Step 6: Final answer
    x = 953,953.36

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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.