Home / 1,647,554.59-2,273,452.24-912,489.61

Finding the Fourth Proportional to 1,647,554.59, 2,273,452.24 and 912,489.61

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Solution

The fourth proportional to 1,647,554.59, 2,273,452.24 and 912,489.61 is: 1,259,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,554.59 : 2,273,452.24 = 912,489.61 : x
  2. Step 2: Convert to fraction form
    1,647,554.59/2,273,452.24 = 912,489.61/x
  3. Step 3: Cross multiply
    1,647,554.59x = 2,273,452.24 × 912,489.61
  4. Step 4: Simplify right side
    1,647,554.59x = 2,074,501,547,831.23
  5. Step 5: Solve for x
    x = 2,074,501,547,831.23/1,647,554.59
  6. Step 6: Final answer
    x = 1,259,139.79

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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.