Home / 3,538,622.80-5,307,934.20-879,230.80

Finding the Fourth Proportional to 3,538,622.80, 5,307,934.20 and 879,230.80

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Solution

The fourth proportional to 3,538,622.80, 5,307,934.20 and 879,230.80 is: 1,318,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,622.80 : 5,307,934.20 = 879,230.80 : x
  2. Step 2: Convert to fraction form
    3,538,622.80/5,307,934.20 = 879,230.80/x
  3. Step 3: Cross multiply
    3,538,622.80x = 5,307,934.20 × 879,230.80
  4. Step 4: Simplify right side
    3,538,622.80x = 4,666,899,233,013.36
  5. Step 5: Solve for x
    x = 4,666,899,233,013.36/3,538,622.80
  6. Step 6: Final answer
    x = 1,318,846.20

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Similar ratio
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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.