Home / 2,976,295.68-4,107,456-1,618,139.52

Finding the Fourth Proportional to 2,976,295.68, 4,107,456 and 1,618,139.52

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Solution

The fourth proportional to 2,976,295.68, 4,107,456 and 1,618,139.52 is: 2,233,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,295.68 : 4,107,456 = 1,618,139.52 : x
  2. Step 2: Convert to fraction form
    2,976,295.68/4,107,456 = 1,618,139.52/x
  3. Step 3: Cross multiply
    2,976,295.68x = 4,107,456 × 1,618,139.52
  4. Step 4: Simplify right side
    2,976,295.68x = 6,646,436,880,261.12
  5. Step 5: Solve for x
    x = 6,646,436,880,261.12/2,976,295.68
  6. Step 6: Final answer
    x = 2,233,123.85

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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.