Home / 1,650,549.11-2,278,162.95-1,006,324.52

Finding the Fourth Proportional to 1,650,549.11, 2,278,162.95 and 1,006,324.52

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Solution

The fourth proportional to 1,650,549.11, 2,278,162.95 and 1,006,324.52 is: 1,388,974.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,549.11 : 2,278,162.95 = 1,006,324.52 : x
  2. Step 2: Convert to fraction form
    1,650,549.11/2,278,162.95 = 1,006,324.52/x
  3. Step 3: Cross multiply
    1,650,549.11x = 2,278,162.95 × 1,006,324.52
  4. Step 4: Simplify right side
    1,650,549.11x = 2,292,571,237,140.53
  5. Step 5: Solve for x
    x = 2,292,571,237,140.53/1,650,549.11
  6. Step 6: Final answer
    x = 1,388,974.87

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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.