Home / 1,613,282.13-2,226,261.15-878,221.10

Finding the Fourth Proportional to 1,613,282.13, 2,226,261.15 and 878,221.10

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Solution

The fourth proportional to 1,613,282.13, 2,226,261.15 and 878,221.10 is: 1,211,908.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,282.13 : 2,226,261.15 = 878,221.10 : x
  2. Step 2: Convert to fraction form
    1,613,282.13/2,226,261.15 = 878,221.10/x
  3. Step 3: Cross multiply
    1,613,282.13x = 2,226,261.15 × 878,221.10
  4. Step 4: Simplify right side
    1,613,282.13x = 1,955,149,516,040.27
  5. Step 5: Solve for x
    x = 1,955,149,516,040.27/1,613,282.13
  6. Step 6: Final answer
    x = 1,211,908.00

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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.