Home / 945,227.80-1,415,217.30-918,983.80

Finding the Fourth Proportional to 945,227.80, 1,415,217.30 and 918,983.80

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Solution

The fourth proportional to 945,227.80, 1,415,217.30 and 918,983.80 is: 1,375,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,227.80 : 1,415,217.30 = 918,983.80 : x
  2. Step 2: Convert to fraction form
    945,227.80/1,415,217.30 = 918,983.80/x
  3. Step 3: Cross multiply
    945,227.80x = 1,415,217.30 × 918,983.80
  4. Step 4: Simplify right side
    945,227.80x = 1,300,561,772,179.74
  5. Step 5: Solve for x
    x = 1,300,561,772,179.74/945,227.80
  6. Step 6: Final answer
    x = 1,375,924.17

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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.