Home / 1,371,952.27-1,893,243.86-791,199.89

Finding the Fourth Proportional to 1,371,952.27, 1,893,243.86 and 791,199.89

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Solution

The fourth proportional to 1,371,952.27, 1,893,243.86 and 791,199.89 is: 1,091,826.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,952.27 : 1,893,243.86 = 791,199.89 : x
  2. Step 2: Convert to fraction form
    1,371,952.27/1,893,243.86 = 791,199.89/x
  3. Step 3: Cross multiply
    1,371,952.27x = 1,893,243.86 × 791,199.89
  4. Step 4: Simplify right side
    1,371,952.27x = 1,497,934,330,419.62
  5. Step 5: Solve for x
    x = 1,497,934,330,419.62/1,371,952.27
  6. Step 6: Final answer
    x = 1,091,826.85

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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.