Home / 4,000,343.39-5,520,473.69-2,164,801.73

Finding the Fourth Proportional to 4,000,343.39, 5,520,473.69 and 2,164,801.73

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Solution

The fourth proportional to 4,000,343.39, 5,520,473.69 and 2,164,801.73 is: 2,987,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,343.39 : 5,520,473.69 = 2,164,801.73 : x
  2. Step 2: Convert to fraction form
    4,000,343.39/5,520,473.69 = 2,164,801.73/x
  3. Step 3: Cross multiply
    4,000,343.39x = 5,520,473.69 × 2,164,801.73
  4. Step 4: Simplify right side
    4,000,343.39x = 11,950,730,956,105.11
  5. Step 5: Solve for x
    x = 11,950,730,956,105.11/4,000,343.39
  6. Step 6: Final answer
    x = 2,987,426.28

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Double scale
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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.