Home / 1,255,488.96-1,732,554.36-682,543.44

Finding the Fourth Proportional to 1,255,488.96, 1,732,554.36 and 682,543.44

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Solution

The fourth proportional to 1,255,488.96, 1,732,554.36 and 682,543.44 is: 941,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,488.96 : 1,732,554.36 = 682,543.44 : x
  2. Step 2: Convert to fraction form
    1,255,488.96/1,732,554.36 = 682,543.44/x
  3. Step 3: Cross multiply
    1,255,488.96x = 1,732,554.36 × 682,543.44
  4. Step 4: Simplify right side
    1,255,488.96x = 1,182,543,612,861.40
  5. Step 5: Solve for x
    x = 1,182,543,612,861.40/1,255,488.96
  6. Step 6: Final answer
    x = 941,898.85

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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.