Home / 1,304,005.33-1,955,516.65-545,899.21

Finding the Fourth Proportional to 1,304,005.33, 1,955,516.65 and 545,899.21

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Solution

The fourth proportional to 1,304,005.33, 1,955,516.65 and 545,899.21 is: 818,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,005.33 : 1,955,516.65 = 545,899.21 : x
  2. Step 2: Convert to fraction form
    1,304,005.33/1,955,516.65 = 545,899.21/x
  3. Step 3: Cross multiply
    1,304,005.33x = 1,955,516.65 × 545,899.21
  4. Step 4: Simplify right side
    1,304,005.33x = 1,067,514,999,123.09
  5. Step 5: Solve for x
    x = 1,067,514,999,123.09/1,304,005.33
  6. Step 6: Final answer
    x = 818,643.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.