Home / 1,962,112.38-2,943,169.94-542,169.84

Finding the Fourth Proportional to 1,962,112.38, 2,943,169.94 and 542,169.84

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Solution

The fourth proportional to 1,962,112.38, 2,943,169.94 and 542,169.84 is: 813,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,112.38 : 2,943,169.94 = 542,169.84 : x
  2. Step 2: Convert to fraction form
    1,962,112.38/2,943,169.94 = 542,169.84/x
  3. Step 3: Cross multiply
    1,962,112.38x = 2,943,169.94 × 542,169.84
  4. Step 4: Simplify right side
    1,962,112.38x = 1,595,697,975,462.61
  5. Step 5: Solve for x
    x = 1,595,697,975,462.61/1,962,112.38
  6. Step 6: Final answer
    x = 813,255.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.