Home / 3,996,574.57-5,515,269.02-2,161,028.46

Finding the Fourth Proportional to 3,996,574.57, 5,515,269.02 and 2,161,028.46

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Solution

The fourth proportional to 3,996,574.57, 5,515,269.02 and 2,161,028.46 is: 2,982,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,574.57 : 5,515,269.02 = 2,161,028.46 : x
  2. Step 2: Convert to fraction form
    3,996,574.57/5,515,269.02 = 2,161,028.46/x
  3. Step 3: Cross multiply
    3,996,574.57x = 5,515,269.02 × 2,161,028.46
  4. Step 4: Simplify right side
    3,996,574.57x = 11,918,653,342,861.14
  5. Step 5: Solve for x
    x = 11,918,653,342,861.14/3,996,574.57
  6. Step 6: Final answer
    x = 2,982,217.18

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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.