Home / 3,582,343.20-4,938,411.06-2,721,408.78

Finding the Fourth Proportional to 3,582,343.20, 4,938,411.06 and 2,721,408.78

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Solution

The fourth proportional to 3,582,343.20, 4,938,411.06 and 2,721,408.78 is: 3,751,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582,343.20 : 4,938,411.06 = 2,721,408.78 : x
  2. Step 2: Convert to fraction form
    3,582,343.20/4,938,411.06 = 2,721,408.78/x
  3. Step 3: Cross multiply
    3,582,343.20x = 4,938,411.06 × 2,721,408.78
  4. Step 4: Simplify right side
    3,582,343.20x = 13,439,435,217,933.11
  5. Step 5: Solve for x
    x = 13,439,435,217,933.11/3,582,343.20
  6. Step 6: Final answer
    x = 3,751,576.68

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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.