Home / 3,412,560.02-4,711,462.74-2,172,870

Finding the Fourth Proportional to 3,412,560.02, 4,711,462.74 and 2,172,870

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Solution

The fourth proportional to 3,412,560.02, 4,711,462.74 and 2,172,870 is: 2,999,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,560.02 : 4,711,462.74 = 2,172,870 : x
  2. Step 2: Convert to fraction form
    3,412,560.02/4,711,462.74 = 2,172,870/x
  3. Step 3: Cross multiply
    3,412,560.02x = 4,711,462.74 × 2,172,870
  4. Step 4: Simplify right side
    3,412,560.02x = 10,237,396,043,863.80
  5. Step 5: Solve for x
    x = 10,237,396,043,863.80/3,412,560.02
  6. Step 6: Final answer
    x = 2,999,916.78

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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.