Home / 3,211,868.10-4,432,399.84-1,761,573.90

Finding the Fourth Proportional to 3,211,868.10, 4,432,399.84 and 1,761,573.90

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Solution

The fourth proportional to 3,211,868.10, 4,432,399.84 and 1,761,573.90 is: 2,430,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,868.10 : 4,432,399.84 = 1,761,573.90 : x
  2. Step 2: Convert to fraction form
    3,211,868.10/4,432,399.84 = 1,761,573.90/x
  3. Step 3: Cross multiply
    3,211,868.10x = 4,432,399.84 × 1,761,573.90
  4. Step 4: Simplify right side
    3,211,868.10x = 7,807,999,872,508.18
  5. Step 5: Solve for x
    x = 7,807,999,872,508.18/3,211,868.10
  6. Step 6: Final answer
    x = 2,430,983.97

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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.