Home / 4,000,227.31-5,520,328.20-2,164,685.38

Finding the Fourth Proportional to 4,000,227.31, 5,520,328.20 and 2,164,685.38

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Solution

The fourth proportional to 4,000,227.31, 5,520,328.20 and 2,164,685.38 is: 2,987,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,227.31 : 5,520,328.20 = 2,164,685.38 : x
  2. Step 2: Convert to fraction form
    4,000,227.31/5,520,328.20 = 2,164,685.38/x
  3. Step 3: Cross multiply
    4,000,227.31x = 5,520,328.20 × 2,164,685.38
  4. Step 4: Simplify right side
    4,000,227.31x = 11,949,773,747,341.71
  5. Step 5: Solve for x
    x = 11,949,773,747,341.71/4,000,227.31
  6. Step 6: Final answer
    x = 2,987,273.68

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1.5x scale

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.