Home / 2,520,265.60-3,777,979.20-836,502.40

Finding the Fourth Proportional to 2,520,265.60, 3,777,979.20 and 836,502.40

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Solution

The fourth proportional to 2,520,265.60, 3,777,979.20 and 836,502.40 is: 1,253,950.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,265.60 : 3,777,979.20 = 836,502.40 : x
  2. Step 2: Convert to fraction form
    2,520,265.60/3,777,979.20 = 836,502.40/x
  3. Step 3: Cross multiply
    2,520,265.60x = 3,777,979.20 × 836,502.40
  4. Step 4: Simplify right side
    2,520,265.60x = 3,160,288,667,950.08
  5. Step 5: Solve for x
    x = 3,160,288,667,950.08/2,520,265.60
  6. Step 6: Final answer
    x = 1,253,950.64

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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.