Home / 1,564,791.92-2,159,464.20-885,713.84

Finding the Fourth Proportional to 1,564,791.92, 2,159,464.20 and 885,713.84

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Solution

The fourth proportional to 1,564,791.92, 2,159,464.20 and 885,713.84 is: 1,222,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,791.92 : 2,159,464.20 = 885,713.84 : x
  2. Step 2: Convert to fraction form
    1,564,791.92/2,159,464.20 = 885,713.84/x
  3. Step 3: Cross multiply
    1,564,791.92x = 2,159,464.20 × 885,713.84
  4. Step 4: Simplify right side
    1,564,791.92x = 1,912,667,328,924.53
  5. Step 5: Solve for x
    x = 1,912,667,328,924.53/1,564,791.92
  6. Step 6: Final answer
    x = 1,222,314.16

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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.