Home / 3,587,328.90-5,381,321.40-1,456,972.20

Finding the Fourth Proportional to 3,587,328.90, 5,381,321.40 and 1,456,972.20

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Solution

The fourth proportional to 3,587,328.90, 5,381,321.40 and 1,456,972.20 is: 2,185,591.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,328.90 : 5,381,321.40 = 1,456,972.20 : x
  2. Step 2: Convert to fraction form
    3,587,328.90/5,381,321.40 = 1,456,972.20/x
  3. Step 3: Cross multiply
    3,587,328.90x = 5,381,321.40 × 1,456,972.20
  4. Step 4: Simplify right side
    3,587,328.90x = 7,840,435,679,065.08
  5. Step 5: Solve for x
    x = 7,840,435,679,065.08/3,587,328.90
  6. Step 6: Final answer
    x = 2,185,591.54

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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.