Home / 1,148,868.30-1,585,481.27-632,644.57

Finding the Fourth Proportional to 1,148,868.30, 1,585,481.27 and 632,644.57

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Solution

The fourth proportional to 1,148,868.30, 1,585,481.27 and 632,644.57 is: 873,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,868.30 : 1,585,481.27 = 632,644.57 : x
  2. Step 2: Convert to fraction form
    1,148,868.30/1,585,481.27 = 632,644.57/x
  3. Step 3: Cross multiply
    1,148,868.30x = 1,585,481.27 × 632,644.57
  4. Step 4: Simplify right side
    1,148,868.30x = 1,003,046,113,138.98
  5. Step 5: Solve for x
    x = 1,003,046,113,138.98/1,148,868.30
  6. Step 6: Final answer
    x = 873,073.19

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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.