Home / 1,166,132.40-1,749,976.20-534,721.20

Finding the Fourth Proportional to 1,166,132.40, 1,749,976.20 and 534,721.20

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Solution

The fourth proportional to 1,166,132.40, 1,749,976.20 and 534,721.20 is: 802,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,132.40 : 1,749,976.20 = 534,721.20 : x
  2. Step 2: Convert to fraction form
    1,166,132.40/1,749,976.20 = 534,721.20/x
  3. Step 3: Cross multiply
    1,166,132.40x = 1,749,976.20 × 534,721.20
  4. Step 4: Simplify right side
    1,166,132.40x = 935,749,373,635.44
  5. Step 5: Solve for x
    x = 935,749,373,635.44/1,166,132.40
  6. Step 6: Final answer
    x = 802,438.36

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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.