Home / 1,008,710.29-1,512,770.18-830,775.97

Finding the Fourth Proportional to 1,008,710.29, 1,512,770.18 and 830,775.97

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Solution

The fourth proportional to 1,008,710.29, 1,512,770.18 and 830,775.97 is: 1,245,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,710.29 : 1,512,770.18 = 830,775.97 : x
  2. Step 2: Convert to fraction form
    1,008,710.29/1,512,770.18 = 830,775.97/x
  3. Step 3: Cross multiply
    1,008,710.29x = 1,512,770.18 × 830,775.97
  4. Step 4: Simplify right side
    1,008,710.29x = 1,256,773,113,676.57
  5. Step 5: Solve for x
    x = 1,256,773,113,676.57/1,008,710.29
  6. Step 6: Final answer
    x = 1,245,920.78

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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.