Home / 2,655,110.40-3,983,977.80-1,518,745.20

Finding the Fourth Proportional to 2,655,110.40, 3,983,977.80 and 1,518,745.20

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Solution

The fourth proportional to 2,655,110.40, 3,983,977.80 and 1,518,745.20 is: 2,278,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,110.40 : 3,983,977.80 = 1,518,745.20 : x
  2. Step 2: Convert to fraction form
    2,655,110.40/3,983,977.80 = 1,518,745.20/x
  3. Step 3: Cross multiply
    2,655,110.40x = 3,983,977.80 × 1,518,745.20
  4. Step 4: Simplify right side
    2,655,110.40x = 6,050,647,160,656.56
  5. Step 5: Solve for x
    x = 6,050,647,160,656.56/2,655,110.40
  6. Step 6: Final answer
    x = 2,278,868.39

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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.