Home / 1,098,049.19-1,516,253.52-690,829.79

Finding the Fourth Proportional to 1,098,049.19, 1,516,253.52 and 690,829.79

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Solution

The fourth proportional to 1,098,049.19, 1,516,253.52 and 690,829.79 is: 953,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,049.19 : 1,516,253.52 = 690,829.79 : x
  2. Step 2: Convert to fraction form
    1,098,049.19/1,516,253.52 = 690,829.79/x
  3. Step 3: Cross multiply
    1,098,049.19x = 1,516,253.52 × 690,829.79
  4. Step 4: Simplify right side
    1,098,049.19x = 1,047,473,093,227.09
  5. Step 5: Solve for x
    x = 1,047,473,093,227.09/1,098,049.19
  6. Step 6: Final answer
    x = 953,940.05

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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.