Home / 1,139,104.59-1,708,658.54-465,185.90

Finding the Fourth Proportional to 1,139,104.59, 1,708,658.54 and 465,185.90

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Solution

The fourth proportional to 1,139,104.59, 1,708,658.54 and 465,185.90 is: 697,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,104.59 : 1,708,658.54 = 465,185.90 : x
  2. Step 2: Convert to fraction form
    1,139,104.59/1,708,658.54 = 465,185.90/x
  3. Step 3: Cross multiply
    1,139,104.59x = 1,708,658.54 × 465,185.90
  4. Step 4: Simplify right side
    1,139,104.59x = 794,843,853,342.26
  5. Step 5: Solve for x
    x = 794,843,853,342.26/1,139,104.59
  6. Step 6: Final answer
    x = 697,779.52

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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.