Home / 1,174,269.20-1,620,464.08-690,865.52

Finding the Fourth Proportional to 1,174,269.20, 1,620,464.08 and 690,865.52

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Solution

The fourth proportional to 1,174,269.20, 1,620,464.08 and 690,865.52 is: 953,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,269.20 : 1,620,464.08 = 690,865.52 : x
  2. Step 2: Convert to fraction form
    1,174,269.20/1,620,464.08 = 690,865.52/x
  3. Step 3: Cross multiply
    1,174,269.20x = 1,620,464.08 × 690,865.52
  4. Step 4: Simplify right side
    1,174,269.20x = 1,119,522,757,543.36
  5. Step 5: Solve for x
    x = 1,119,522,757,543.36/1,174,269.20
  6. Step 6: Final answer
    x = 953,378.29

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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.