Home / 3,217,531.56-4,826,292.84-821,376.24

Finding the Fourth Proportional to 3,217,531.56, 4,826,292.84 and 821,376.24

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Solution

The fourth proportional to 3,217,531.56, 4,826,292.84 and 821,376.24 is: 1,232,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,531.56 : 4,826,292.84 = 821,376.24 : x
  2. Step 2: Convert to fraction form
    3,217,531.56/4,826,292.84 = 821,376.24/x
  3. Step 3: Cross multiply
    3,217,531.56x = 4,826,292.84 × 821,376.24
  4. Step 4: Simplify right side
    3,217,531.56x = 3,964,202,266,058.12
  5. Step 5: Solve for x
    x = 3,964,202,266,058.12/3,217,531.56
  6. Step 6: Final answer
    x = 1,232,063.21

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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.