Home / 2,979,899.20-4,469,848.80-736,037.20

Finding the Fourth Proportional to 2,979,899.20, 4,469,848.80 and 736,037.20

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Solution

The fourth proportional to 2,979,899.20, 4,469,848.80 and 736,037.20 is: 1,104,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,899.20 : 4,469,848.80 = 736,037.20 : x
  2. Step 2: Convert to fraction form
    2,979,899.20/4,469,848.80 = 736,037.20/x
  3. Step 3: Cross multiply
    2,979,899.20x = 4,469,848.80 × 736,037.20
  4. Step 4: Simplify right side
    2,979,899.20x = 3,289,974,995,175.36
  5. Step 5: Solve for x
    x = 3,289,974,995,175.36/2,979,899.20
  6. Step 6: Final answer
    x = 1,104,055.80

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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.