Home / 5,290,717.50-7,292,752.89-3,982,002.58

Finding the Fourth Proportional to 5,290,717.50, 7,292,752.89 and 3,982,002.58

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Solution

The fourth proportional to 5,290,717.50, 7,292,752.89 and 3,982,002.58 is: 5,488,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,717.50 : 7,292,752.89 = 3,982,002.58 : x
  2. Step 2: Convert to fraction form
    5,290,717.50/7,292,752.89 = 3,982,002.58/x
  3. Step 3: Cross multiply
    5,290,717.50x = 7,292,752.89 × 3,982,002.58
  4. Step 4: Simplify right side
    5,290,717.50x = 29,039,760,776,444.16
  5. Step 5: Solve for x
    x = 29,039,760,776,444.16/5,290,717.50
  6. Step 6: Final answer
    x = 5,488,813.34

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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.