Home / 1,647,434.17-2,273,731.17-1,130,763.61

Finding the Fourth Proportional to 1,647,434.17, 2,273,731.17 and 1,130,763.61

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Solution

The fourth proportional to 1,647,434.17, 2,273,731.17 and 1,130,763.61 is: 1,560,640.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,434.17 : 2,273,731.17 = 1,130,763.61 : x
  2. Step 2: Convert to fraction form
    1,647,434.17/2,273,731.17 = 1,130,763.61/x
  3. Step 3: Cross multiply
    1,647,434.17x = 2,273,731.17 × 1,130,763.61
  4. Step 4: Simplify right side
    1,647,434.17x = 2,571,052,465,958.72
  5. Step 5: Solve for x
    x = 2,571,052,465,958.72/1,647,434.17
  6. Step 6: Final answer
    x = 1,560,640.49

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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.