Home / 1,982,850.81-2,736,350.52-1,077,432.81

Finding the Fourth Proportional to 1,982,850.81, 2,736,350.52 and 1,077,432.81

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Solution

The fourth proportional to 1,982,850.81, 2,736,350.52 and 1,077,432.81 is: 1,486,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,850.81 : 2,736,350.52 = 1,077,432.81 : x
  2. Step 2: Convert to fraction form
    1,982,850.81/2,736,350.52 = 1,077,432.81/x
  3. Step 3: Cross multiply
    1,982,850.81x = 2,736,350.52 × 1,077,432.81
  4. Step 4: Simplify right side
    1,982,850.81x = 2,948,233,829,908.56
  5. Step 5: Solve for x
    x = 2,948,233,829,908.56/1,982,850.81
  6. Step 6: Final answer
    x = 1,486,866.19

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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.