Home / 1,537,520.39-2,306,289.21-512,847.86

Finding the Fourth Proportional to 1,537,520.39, 2,306,289.21 and 512,847.86

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Solution

The fourth proportional to 1,537,520.39, 2,306,289.21 and 512,847.86 is: 769,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,520.39 : 2,306,289.21 = 512,847.86 : x
  2. Step 2: Convert to fraction form
    1,537,520.39/2,306,289.21 = 512,847.86/x
  3. Step 3: Cross multiply
    1,537,520.39x = 2,306,289.21 × 512,847.86
  4. Step 4: Simplify right side
    1,537,520.39x = 1,182,775,471,793.91
  5. Step 5: Solve for x
    x = 1,182,775,471,793.91/1,537,520.39
  6. Step 6: Final answer
    x = 769,274.66

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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.