Home / 5,072,473-7,000,496.85-2,897,341.12

Finding the Fourth Proportional to 5,072,473, 7,000,496.85 and 2,897,341.12

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Solution

The fourth proportional to 5,072,473, 7,000,496.85 and 2,897,341.12 is: 3,998,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,473 : 7,000,496.85 = 2,897,341.12 : x
  2. Step 2: Convert to fraction form
    5,072,473/7,000,496.85 = 2,897,341.12/x
  3. Step 3: Cross multiply
    5,072,473x = 7,000,496.85 × 2,897,341.12
  4. Step 4: Simplify right side
    5,072,473x = 20,282,827,383,935.47
  5. Step 5: Solve for x
    x = 20,282,827,383,935.47/5,072,473
  6. Step 6: Final answer
    x = 3,998,607.26

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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.