Home / 1,273,651.80-1,757,890.45-730,152.23

Finding the Fourth Proportional to 1,273,651.80, 1,757,890.45 and 730,152.23

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Solution

The fourth proportional to 1,273,651.80, 1,757,890.45 and 730,152.23 is: 1,007,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,651.80 : 1,757,890.45 = 730,152.23 : x
  2. Step 2: Convert to fraction form
    1,273,651.80/1,757,890.45 = 730,152.23/x
  3. Step 3: Cross multiply
    1,273,651.80x = 1,757,890.45 × 730,152.23
  4. Step 4: Simplify right side
    1,273,651.80x = 1,283,527,624,286.44
  5. Step 5: Solve for x
    x = 1,283,527,624,286.44/1,273,651.80
  6. Step 6: Final answer
    x = 1,007,753.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.