Home / 1,128,230.70-1,556,949.15-611,983.29

Finding the Fourth Proportional to 1,128,230.70, 1,556,949.15 and 611,983.29

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Solution

The fourth proportional to 1,128,230.70, 1,556,949.15 and 611,983.29 is: 844,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,230.70 : 1,556,949.15 = 611,983.29 : x
  2. Step 2: Convert to fraction form
    1,128,230.70/1,556,949.15 = 611,983.29/x
  3. Step 3: Cross multiply
    1,128,230.70x = 1,556,949.15 × 611,983.29
  4. Step 4: Simplify right side
    1,128,230.70x = 952,826,863,179.70
  5. Step 5: Solve for x
    x = 952,826,863,179.70/1,128,230.70
  6. Step 6: Final answer
    x = 844,531.94

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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.