Home / 3,941,511.76-5,439,294.18-2,130,675.76

Finding the Fourth Proportional to 3,941,511.76, 5,439,294.18 and 2,130,675.76

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Solution

The fourth proportional to 3,941,511.76, 5,439,294.18 and 2,130,675.76 is: 2,940,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,511.76 : 5,439,294.18 = 2,130,675.76 : x
  2. Step 2: Convert to fraction form
    3,941,511.76/5,439,294.18 = 2,130,675.76/x
  3. Step 3: Cross multiply
    3,941,511.76x = 5,439,294.18 × 2,130,675.76
  4. Step 4: Simplify right side
    3,941,511.76x = 11,589,372,260,835.07
  5. Step 5: Solve for x
    x = 11,589,372,260,835.07/3,941,511.76
  6. Step 6: Final answer
    x = 2,940,336.85

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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.