Home / 2,271,924.15-3,135,204.85-1,253,328.63

Finding the Fourth Proportional to 2,271,924.15, 3,135,204.85 and 1,253,328.63

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Solution

The fourth proportional to 2,271,924.15, 3,135,204.85 and 1,253,328.63 is: 1,729,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,924.15 : 3,135,204.85 = 1,253,328.63 : x
  2. Step 2: Convert to fraction form
    2,271,924.15/3,135,204.85 = 1,253,328.63/x
  3. Step 3: Cross multiply
    2,271,924.15x = 3,135,204.85 × 1,253,328.63
  4. Step 4: Simplify right side
    2,271,924.15x = 3,929,441,999,419.86
  5. Step 5: Solve for x
    x = 3,929,441,999,419.86/2,271,924.15
  6. Step 6: Final answer
    x = 1,729,565.66

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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.