Home / 1,102,184.14-1,520,930.12-618,655.85

Finding the Fourth Proportional to 1,102,184.14, 1,520,930.12 and 618,655.85

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Solution

The fourth proportional to 1,102,184.14, 1,520,930.12 and 618,655.85 is: 853,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,184.14 : 1,520,930.12 = 618,655.85 : x
  2. Step 2: Convert to fraction form
    1,102,184.14/1,520,930.12 = 618,655.85/x
  3. Step 3: Cross multiply
    1,102,184.14x = 1,520,930.12 × 618,655.85
  4. Step 4: Simplify right side
    1,102,184.14x = 940,932,316,888.25
  5. Step 5: Solve for x
    x = 940,932,316,888.25/1,102,184.14
  6. Step 6: Final answer
    x = 853,697.93

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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.