Home / 3,126,275.39-4,686,963.30-1,234,432.91

Finding the Fourth Proportional to 3,126,275.39, 4,686,963.30 and 1,234,432.91

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Solution

The fourth proportional to 3,126,275.39, 4,686,963.30 and 1,234,432.91 is: 1,850,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,275.39 : 4,686,963.30 = 1,234,432.91 : x
  2. Step 2: Convert to fraction form
    3,126,275.39/4,686,963.30 = 1,234,432.91/x
  3. Step 3: Cross multiply
    3,126,275.39x = 4,686,963.30 × 1,234,432.91
  4. Step 4: Simplify right side
    3,126,275.39x = 5,785,741,745,482.20
  5. Step 5: Solve for x
    x = 5,785,741,745,482.20/3,126,275.39
  6. Step 6: Final answer
    x = 1,850,682.05

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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.