Home / 1,650,825.40-2,279,082.90-1,262,926.12

Finding the Fourth Proportional to 1,650,825.40, 2,279,082.90 and 1,262,926.12

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Solution

The fourth proportional to 1,650,825.40, 2,279,082.90 and 1,262,926.12 is: 1,743,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,825.40 : 2,279,082.90 = 1,262,926.12 : x
  2. Step 2: Convert to fraction form
    1,650,825.40/2,279,082.90 = 1,262,926.12/x
  3. Step 3: Cross multiply
    1,650,825.40x = 2,279,082.90 × 1,262,926.12
  4. Step 4: Simplify right side
    1,650,825.40x = 2,878,313,324,055.35
  5. Step 5: Solve for x
    x = 2,878,313,324,055.35/1,650,825.40
  6. Step 6: Final answer
    x = 1,743,560.11

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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.