Home / 1,102,230.08-1,520,972.52-618,684.38

Finding the Fourth Proportional to 1,102,230.08, 1,520,972.52 and 618,684.38

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Solution

The fourth proportional to 1,102,230.08, 1,520,972.52 and 618,684.38 is: 853,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,230.08 : 1,520,972.52 = 618,684.38 : x
  2. Step 2: Convert to fraction form
    1,102,230.08/1,520,972.52 = 618,684.38/x
  3. Step 3: Cross multiply
    1,102,230.08x = 1,520,972.52 × 618,684.38
  4. Step 4: Simplify right side
    1,102,230.08x = 941,001,932,928.38
  5. Step 5: Solve for x
    x = 941,001,932,928.38/1,102,230.08
  6. Step 6: Final answer
    x = 853,725.51

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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.