Home / 2,998,687.62-4,133,884.47-2,137,753.20

Finding the Fourth Proportional to 2,998,687.62, 4,133,884.47 and 2,137,753.20

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Solution

The fourth proportional to 2,998,687.62, 4,133,884.47 and 2,137,753.20 is: 2,947,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,687.62 : 4,133,884.47 = 2,137,753.20 : x
  2. Step 2: Convert to fraction form
    2,998,687.62/4,133,884.47 = 2,137,753.20/x
  3. Step 3: Cross multiply
    2,998,687.62x = 4,133,884.47 × 2,137,753.20
  4. Step 4: Simplify right side
    2,998,687.62x = 8,837,224,754,172.81
  5. Step 5: Solve for x
    x = 8,837,224,754,172.81/2,998,687.62
  6. Step 6: Final answer
    x = 2,947,030.79

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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.