Home / 918,063.20-1,375,750.20-823,293.20

Finding the Fourth Proportional to 918,063.20, 1,375,750.20 and 823,293.20

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Solution

The fourth proportional to 918,063.20, 1,375,750.20 and 823,293.20 is: 1,233,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,063.20 : 1,375,750.20 = 823,293.20 : x
  2. Step 2: Convert to fraction form
    918,063.20/1,375,750.20 = 823,293.20/x
  3. Step 3: Cross multiply
    918,063.20x = 1,375,750.20 × 823,293.20
  4. Step 4: Simplify right side
    918,063.20x = 1,132,645,784,558.64
  5. Step 5: Solve for x
    x = 1,132,645,784,558.64/918,063.20
  6. Step 6: Final answer
    x = 1,233,734.00

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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.