Home / 2,895,781.17-3,996,178.51-1,606,618.49

Finding the Fourth Proportional to 2,895,781.17, 3,996,178.51 and 1,606,618.49

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Solution

The fourth proportional to 2,895,781.17, 3,996,178.51 and 1,606,618.49 is: 2,217,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,781.17 : 3,996,178.51 = 1,606,618.49 : x
  2. Step 2: Convert to fraction form
    2,895,781.17/3,996,178.51 = 1,606,618.49/x
  3. Step 3: Cross multiply
    2,895,781.17x = 3,996,178.51 × 1,606,618.49
  4. Step 4: Simplify right side
    2,895,781.17x = 6,420,334,262,521.62
  5. Step 5: Solve for x
    x = 6,420,334,262,521.62/2,895,781.17
  6. Step 6: Final answer
    x = 2,217,133.78

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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.