Home / 1,100,777.40-1,519,387.74-648,330.84

Finding the Fourth Proportional to 1,100,777.40, 1,519,387.74 and 648,330.84

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Solution

The fourth proportional to 1,100,777.40, 1,519,387.74 and 648,330.84 is: 894,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,777.40 : 1,519,387.74 = 648,330.84 : x
  2. Step 2: Convert to fraction form
    1,100,777.40/1,519,387.74 = 648,330.84/x
  3. Step 3: Cross multiply
    1,100,777.40x = 1,519,387.74 × 648,330.84
  4. Step 4: Simplify right side
    1,100,777.40x = 985,065,929,759.90
  5. Step 5: Solve for x
    x = 985,065,929,759.90/1,100,777.40
  6. Step 6: Final answer
    x = 894,882.04

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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.