Home / 3,947,729.80-5,909,784.90-3,475,337.80

Finding the Fourth Proportional to 3,947,729.80, 5,909,784.90 and 3,475,337.80

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Solution

The fourth proportional to 3,947,729.80, 5,909,784.90 and 3,475,337.80 is: 5,202,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,729.80 : 5,909,784.90 = 3,475,337.80 : x
  2. Step 2: Convert to fraction form
    3,947,729.80/5,909,784.90 = 3,475,337.80/x
  3. Step 3: Cross multiply
    3,947,729.80x = 5,909,784.90 × 3,475,337.80
  4. Step 4: Simplify right side
    3,947,729.80x = 20,538,498,852,839.22
  5. Step 5: Solve for x
    x = 20,538,498,852,839.22/3,947,729.80
  6. Step 6: Final answer
    x = 5,202,610.08

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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.