Home / 4,707,163.20-7,061,947.65-1,512,320.70

Finding the Fourth Proportional to 4,707,163.20, 7,061,947.65 and 1,512,320.70

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Solution

The fourth proportional to 4,707,163.20, 7,061,947.65 and 1,512,320.70 is: 2,268,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707,163.20 : 7,061,947.65 = 1,512,320.70 : x
  2. Step 2: Convert to fraction form
    4,707,163.20/7,061,947.65 = 1,512,320.70/x
  3. Step 3: Cross multiply
    4,707,163.20x = 7,061,947.65 × 1,512,320.70
  4. Step 4: Simplify right side
    4,707,163.20x = 10,679,929,613,411.36
  5. Step 5: Solve for x
    x = 10,679,929,613,411.36/4,707,163.20
  6. Step 6: Final answer
    x = 2,268,867.50

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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.