Home / 1,293,304.51-1,784,760.72-749,755.39

Finding the Fourth Proportional to 1,293,304.51, 1,784,760.72 and 749,755.39

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Solution

The fourth proportional to 1,293,304.51, 1,784,760.72 and 749,755.39 is: 1,034,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,304.51 : 1,784,760.72 = 749,755.39 : x
  2. Step 2: Convert to fraction form
    1,293,304.51/1,784,760.72 = 749,755.39/x
  3. Step 3: Cross multiply
    1,293,304.51x = 1,784,760.72 × 749,755.39
  4. Step 4: Simplify right side
    1,293,304.51x = 1,338,133,957,007.70
  5. Step 5: Solve for x
    x = 1,338,133,957,007.70/1,293,304.51
  6. Step 6: Final answer
    x = 1,034,662.72

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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.