Home / 2,575,205.80-3,862,808.70-1,617,202.60

Finding the Fourth Proportional to 2,575,205.80, 3,862,808.70 and 1,617,202.60

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Solution

The fourth proportional to 2,575,205.80, 3,862,808.70 and 1,617,202.60 is: 2,425,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,205.80 : 3,862,808.70 = 1,617,202.60 : x
  2. Step 2: Convert to fraction form
    2,575,205.80/3,862,808.70 = 1,617,202.60/x
  3. Step 3: Cross multiply
    2,575,205.80x = 3,862,808.70 × 1,617,202.60
  4. Step 4: Simplify right side
    2,575,205.80x = 6,246,944,272,942.62
  5. Step 5: Solve for x
    x = 6,246,944,272,942.62/2,575,205.80
  6. Step 6: Final answer
    x = 2,425,803.90

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Similar ratio
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1.5x scale

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.