Home / 2,154,930.60-3,232,395.90-1,972,972.20

Finding the Fourth Proportional to 2,154,930.60, 3,232,395.90 and 1,972,972.20

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Solution

The fourth proportional to 2,154,930.60, 3,232,395.90 and 1,972,972.20 is: 2,959,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,930.60 : 3,232,395.90 = 1,972,972.20 : x
  2. Step 2: Convert to fraction form
    2,154,930.60/3,232,395.90 = 1,972,972.20/x
  3. Step 3: Cross multiply
    2,154,930.60x = 3,232,395.90 × 1,972,972.20
  4. Step 4: Simplify right side
    2,154,930.60x = 6,377,427,250,093.98
  5. Step 5: Solve for x
    x = 6,377,427,250,093.98/2,154,930.60
  6. Step 6: Final answer
    x = 2,959,458.30

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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.