Home / 3,520,358.89-5,279,684.90-961,585.83

Finding the Fourth Proportional to 3,520,358.89, 5,279,684.90 and 961,585.83

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Solution

The fourth proportional to 3,520,358.89, 5,279,684.90 and 961,585.83 is: 1,442,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,358.89 : 5,279,684.90 = 961,585.83 : x
  2. Step 2: Convert to fraction form
    3,520,358.89/5,279,684.90 = 961,585.83/x
  3. Step 3: Cross multiply
    3,520,358.89x = 5,279,684.90 × 961,585.83
  4. Step 4: Simplify right side
    3,520,358.89x = 5,076,870,181,897.04
  5. Step 5: Solve for x
    x = 5,076,870,181,897.04/3,520,358.89
  6. Step 6: Final answer
    x = 1,442,145.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.