Home / 2,050,301.60-3,077,785.20-1,209,327.20

Finding the Fourth Proportional to 2,050,301.60, 3,077,785.20 and 1,209,327.20

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Solution

The fourth proportional to 2,050,301.60, 3,077,785.20 and 1,209,327.20 is: 1,815,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050,301.60 : 3,077,785.20 = 1,209,327.20 : x
  2. Step 2: Convert to fraction form
    2,050,301.60/3,077,785.20 = 1,209,327.20/x
  3. Step 3: Cross multiply
    2,050,301.60x = 3,077,785.20 × 1,209,327.20
  4. Step 4: Simplify right side
    2,050,301.60x = 3,722,049,358,117.44
  5. Step 5: Solve for x
    x = 3,722,049,358,117.44/2,050,301.60
  6. Step 6: Final answer
    x = 1,815,366.75

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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.