Home / 1,045,146.42-1,442,609.01-682,625.70

Finding the Fourth Proportional to 1,045,146.42, 1,442,609.01 and 682,625.70

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Solution

The fourth proportional to 1,045,146.42, 1,442,609.01 and 682,625.70 is: 942,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,146.42 : 1,442,609.01 = 682,625.70 : x
  2. Step 2: Convert to fraction form
    1,045,146.42/1,442,609.01 = 682,625.70/x
  3. Step 3: Cross multiply
    1,045,146.42x = 1,442,609.01 × 682,625.70
  4. Step 4: Simplify right side
    1,045,146.42x = 984,761,985,277.56
  5. Step 5: Solve for x
    x = 984,761,985,277.56/1,045,146.42
  6. Step 6: Final answer
    x = 942,223.95

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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.