Home / 1,235,685.60-1,704,951.84-752,245.20

Finding the Fourth Proportional to 1,235,685.60, 1,704,951.84 and 752,245.20

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Solution

The fourth proportional to 1,235,685.60, 1,704,951.84 and 752,245.20 is: 1,037,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,685.60 : 1,704,951.84 = 752,245.20 : x
  2. Step 2: Convert to fraction form
    1,235,685.60/1,704,951.84 = 752,245.20/x
  3. Step 3: Cross multiply
    1,235,685.60x = 1,704,951.84 × 752,245.20
  4. Step 4: Simplify right side
    1,235,685.60x = 1,282,541,837,871.17
  5. Step 5: Solve for x
    x = 1,282,541,837,871.17/1,235,685.60
  6. Step 6: Final answer
    x = 1,037,919.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.