Home / 2,372,892.64-3,274,575.12-1,285,139.20

Finding the Fourth Proportional to 2,372,892.64, 3,274,575.12 and 1,285,139.20

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Solution

The fourth proportional to 2,372,892.64, 3,274,575.12 and 1,285,139.20 is: 1,773,483.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372,892.64 : 3,274,575.12 = 1,285,139.20 : x
  2. Step 2: Convert to fraction form
    2,372,892.64/3,274,575.12 = 1,285,139.20/x
  3. Step 3: Cross multiply
    2,372,892.64x = 3,274,575.12 × 1,285,139.20
  4. Step 4: Simplify right side
    2,372,892.64x = 4,208,284,850,056.70
  5. Step 5: Solve for x
    x = 4,208,284,850,056.70/2,372,892.64
  6. Step 6: Final answer
    x = 1,773,483.04

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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.