Home / 2,655,451.10-3,983,170.58-1,138,150.20

Finding the Fourth Proportional to 2,655,451.10, 3,983,170.58 and 1,138,150.20

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Solution

The fourth proportional to 2,655,451.10, 3,983,170.58 and 1,138,150.20 is: 1,707,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,451.10 : 3,983,170.58 = 1,138,150.20 : x
  2. Step 2: Convert to fraction form
    2,655,451.10/3,983,170.58 = 1,138,150.20/x
  3. Step 3: Cross multiply
    2,655,451.10x = 3,983,170.58 × 1,138,150.20
  4. Step 4: Simplify right side
    2,655,451.10x = 4,533,446,392,261.12
  5. Step 5: Solve for x
    x = 4,533,446,392,261.12/2,655,451.10
  6. Step 6: Final answer
    x = 1,707,222.70

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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.