Home / 2,895,372.66-4,340,235-1,378,648.05

Finding the Fourth Proportional to 2,895,372.66, 4,340,235 and 1,378,648.05

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Solution

The fourth proportional to 2,895,372.66, 4,340,235 and 1,378,648.05 is: 2,066,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,372.66 : 4,340,235 = 1,378,648.05 : x
  2. Step 2: Convert to fraction form
    2,895,372.66/4,340,235 = 1,378,648.05/x
  3. Step 3: Cross multiply
    2,895,372.66x = 4,340,235 × 1,378,648.05
  4. Step 4: Simplify right side
    2,895,372.66x = 5,983,656,519,291.75
  5. Step 5: Solve for x
    x = 5,983,656,519,291.75/2,895,372.66
  6. Step 6: Final answer
    x = 2,066,627.42

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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.