Home / 3,529,719.97-4,871,502.20-1,981,073.84

Finding the Fourth Proportional to 3,529,719.97, 4,871,502.20 and 1,981,073.84

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Solution

The fourth proportional to 3,529,719.97, 4,871,502.20 and 1,981,073.84 is: 2,734,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,719.97 : 4,871,502.20 = 1,981,073.84 : x
  2. Step 2: Convert to fraction form
    3,529,719.97/4,871,502.20 = 1,981,073.84/x
  3. Step 3: Cross multiply
    3,529,719.97x = 4,871,502.20 × 1,981,073.84
  4. Step 4: Simplify right side
    3,529,719.97x = 9,650,805,539,374.08
  5. Step 5: Solve for x
    x = 9,650,805,539,374.08/3,529,719.97
  6. Step 6: Final answer
    x = 2,734,156.14

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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.