Home / 1,488,947.50-2,232,332.39-477,493.71

Finding the Fourth Proportional to 1,488,947.50, 2,232,332.39 and 477,493.71

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Solution

The fourth proportional to 1,488,947.50, 2,232,332.39 and 477,493.71 is: 715,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,947.50 : 2,232,332.39 = 477,493.71 : x
  2. Step 2: Convert to fraction form
    1,488,947.50/2,232,332.39 = 477,493.71/x
  3. Step 3: Cross multiply
    1,488,947.50x = 2,232,332.39 × 477,493.71
  4. Step 4: Simplify right side
    1,488,947.50x = 1,065,924,674,854.27
  5. Step 5: Solve for x
    x = 1,065,924,674,854.27/1,488,947.50
  6. Step 6: Final answer
    x = 715,891.38

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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.