Home / 4,718,304.68-7,077,385.90-2,122,776.46

Finding the Fourth Proportional to 4,718,304.68, 7,077,385.90 and 2,122,776.46

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Solution

The fourth proportional to 4,718,304.68, 7,077,385.90 and 2,122,776.46 is: 3,184,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718,304.68 : 7,077,385.90 = 2,122,776.46 : x
  2. Step 2: Convert to fraction form
    4,718,304.68/7,077,385.90 = 2,122,776.46/x
  3. Step 3: Cross multiply
    4,718,304.68x = 7,077,385.90 × 2,122,776.46
  4. Step 4: Simplify right side
    4,718,304.68x = 15,023,708,186,855.91
  5. Step 5: Solve for x
    x = 15,023,708,186,855.91/4,718,304.68
  6. Step 6: Final answer
    x = 3,184,132.70

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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.