Home / 3,107,154.30-4,671,229.05-2,645,259.90

Finding the Fourth Proportional to 3,107,154.30, 4,671,229.05 and 2,645,259.90

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Solution

The fourth proportional to 3,107,154.30, 4,671,229.05 and 2,645,259.90 is: 3,976,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,154.30 : 4,671,229.05 = 2,645,259.90 : x
  2. Step 2: Convert to fraction form
    3,107,154.30/4,671,229.05 = 2,645,259.90/x
  3. Step 3: Cross multiply
    3,107,154.30x = 4,671,229.05 × 2,645,259.90
  4. Step 4: Simplify right side
    3,107,154.30x = 12,356,614,889,680.09
  5. Step 5: Solve for x
    x = 12,356,614,889,680.09/3,107,154.30
  6. Step 6: Final answer
    x = 3,976,826.93

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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.