Home / 3,037,581.58-4,555,700.88-878,137.78

Finding the Fourth Proportional to 3,037,581.58, 4,555,700.88 and 878,137.78

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Solution

The fourth proportional to 3,037,581.58, 4,555,700.88 and 878,137.78 is: 1,317,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,581.58 : 4,555,700.88 = 878,137.78 : x
  2. Step 2: Convert to fraction form
    3,037,581.58/4,555,700.88 = 878,137.78/x
  3. Step 3: Cross multiply
    3,037,581.58x = 4,555,700.88 × 878,137.78
  4. Step 4: Simplify right side
    3,037,581.58x = 4,000,533,057,107.25
  5. Step 5: Solve for x
    x = 4,000,533,057,107.25/3,037,581.58
  6. Step 6: Final answer
    x = 1,317,012.55

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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.