Home / 2,382,686.72-3,288,585.96-1,415,630.88

Finding the Fourth Proportional to 2,382,686.72, 3,288,585.96 and 1,415,630.88

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Solution

The fourth proportional to 2,382,686.72, 3,288,585.96 and 1,415,630.88 is: 1,953,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,686.72 : 3,288,585.96 = 1,415,630.88 : x
  2. Step 2: Convert to fraction form
    2,382,686.72/3,288,585.96 = 1,415,630.88/x
  3. Step 3: Cross multiply
    2,382,686.72x = 3,288,585.96 × 1,415,630.88
  4. Step 4: Simplify right side
    2,382,686.72x = 4,655,423,836,510.44
  5. Step 5: Solve for x
    x = 4,655,423,836,510.44/2,382,686.72
  6. Step 6: Final answer
    x = 1,953,854.78

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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.