Home / 1,358,153.38-1,874,139.48-746,274.52

Finding the Fourth Proportional to 1,358,153.38, 1,874,139.48 and 746,274.52

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Solution

The fourth proportional to 1,358,153.38, 1,874,139.48 and 746,274.52 is: 1,029,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,153.38 : 1,874,139.48 = 746,274.52 : x
  2. Step 2: Convert to fraction form
    1,358,153.38/1,874,139.48 = 746,274.52/x
  3. Step 3: Cross multiply
    1,358,153.38x = 1,874,139.48 × 746,274.52
  4. Step 4: Simplify right side
    1,358,153.38x = 1,398,622,540,850.05
  5. Step 5: Solve for x
    x = 1,398,622,540,850.05/1,358,153.38
  6. Step 6: Final answer
    x = 1,029,797.19

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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.