Home / 3,182,821.93-4,392,289.70-1,732,512.88

Finding the Fourth Proportional to 3,182,821.93, 4,392,289.70 and 1,732,512.88

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Solution

The fourth proportional to 3,182,821.93, 4,392,289.70 and 1,732,512.88 is: 2,390,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,821.93 : 4,392,289.70 = 1,732,512.88 : x
  2. Step 2: Convert to fraction form
    3,182,821.93/4,392,289.70 = 1,732,512.88/x
  3. Step 3: Cross multiply
    3,182,821.93x = 4,392,289.70 × 1,732,512.88
  4. Step 4: Simplify right side
    3,182,821.93x = 7,609,698,469,278.77
  5. Step 5: Solve for x
    x = 7,609,698,469,278.77/3,182,821.93
  6. Step 6: Final answer
    x = 2,390,865.29

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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.