Home / 3,557,728.88-5,337,591.04-1,429,307.68

Finding the Fourth Proportional to 3,557,728.88, 5,337,591.04 and 1,429,307.68

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Solution

The fourth proportional to 3,557,728.88, 5,337,591.04 and 1,429,307.68 is: 2,144,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,728.88 : 5,337,591.04 = 1,429,307.68 : x
  2. Step 2: Convert to fraction form
    3,557,728.88/5,337,591.04 = 1,429,307.68/x
  3. Step 3: Cross multiply
    3,557,728.88x = 5,337,591.04 × 1,429,307.68
  4. Step 4: Simplify right side
    3,557,728.88x = 7,629,059,866,171.19
  5. Step 5: Solve for x
    x = 7,629,059,866,171.19/3,557,728.88
  6. Step 6: Final answer
    x = 2,144,362.35

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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.