Home / 1,203,112-1,660,294.92-719,697.52

Finding the Fourth Proportional to 1,203,112, 1,660,294.92 and 719,697.52

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Solution

The fourth proportional to 1,203,112, 1,660,294.92 and 719,697.52 is: 993,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,112 : 1,660,294.92 = 719,697.52 : x
  2. Step 2: Convert to fraction form
    1,203,112/1,660,294.92 = 719,697.52/x
  3. Step 3: Cross multiply
    1,203,112x = 1,660,294.92 × 719,697.52
  4. Step 4: Simplify right side
    1,203,112x = 1,194,910,136,392.60
  5. Step 5: Solve for x
    x = 1,194,910,136,392.60/1,203,112
  6. Step 6: Final answer
    x = 993,182.79

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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.