Home / 1,297,884.52-1,947,178.14-399,307.24

Finding the Fourth Proportional to 1,297,884.52, 1,947,178.14 and 399,307.24

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Solution

The fourth proportional to 1,297,884.52, 1,947,178.14 and 399,307.24 is: 599,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,884.52 : 1,947,178.14 = 399,307.24 : x
  2. Step 2: Convert to fraction form
    1,297,884.52/1,947,178.14 = 399,307.24/x
  3. Step 3: Cross multiply
    1,297,884.52x = 1,947,178.14 × 399,307.24
  4. Step 4: Simplify right side
    1,297,884.52x = 777,522,328,871.73
  5. Step 5: Solve for x
    x = 777,522,328,871.73/1,297,884.52
  6. Step 6: Final answer
    x = 599,068.96

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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.