Home / 1,300,026.62-1,793,983.74-756,178.04

Finding the Fourth Proportional to 1,300,026.62, 1,793,983.74 and 756,178.04

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Solution

The fourth proportional to 1,300,026.62, 1,793,983.74 and 756,178.04 is: 1,043,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,026.62 : 1,793,983.74 = 756,178.04 : x
  2. Step 2: Convert to fraction form
    1,300,026.62/1,793,983.74 = 756,178.04/x
  3. Step 3: Cross multiply
    1,300,026.62x = 1,793,983.74 × 756,178.04
  4. Step 4: Simplify right side
    1,300,026.62x = 1,356,571,108,305.07
  5. Step 5: Solve for x
    x = 1,356,571,108,305.07/1,300,026.62
  6. Step 6: Final answer
    x = 1,043,494.87

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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.