Home / 1,294,207.30-1,941,310.95-979,279.30

Finding the Fourth Proportional to 1,294,207.30, 1,941,310.95 and 979,279.30

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Solution

The fourth proportional to 1,294,207.30, 1,941,310.95 and 979,279.30 is: 1,468,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,207.30 : 1,941,310.95 = 979,279.30 : x
  2. Step 2: Convert to fraction form
    1,294,207.30/1,941,310.95 = 979,279.30/x
  3. Step 3: Cross multiply
    1,294,207.30x = 1,941,310.95 × 979,279.30
  4. Step 4: Simplify right side
    1,294,207.30x = 1,901,085,628,198.34
  5. Step 5: Solve for x
    x = 1,901,085,628,198.34/1,294,207.30
  6. Step 6: Final answer
    x = 1,468,918.95

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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.