Home / 3,927,102.80-5,890,654.20-3,871,115.60

Finding the Fourth Proportional to 3,927,102.80, 5,890,654.20 and 3,871,115.60

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Solution

The fourth proportional to 3,927,102.80, 5,890,654.20 and 3,871,115.60 is: 5,806,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,102.80 : 5,890,654.20 = 3,871,115.60 : x
  2. Step 2: Convert to fraction form
    3,927,102.80/5,890,654.20 = 3,871,115.60/x
  3. Step 3: Cross multiply
    3,927,102.80x = 5,890,654.20 × 3,871,115.60
  4. Step 4: Simplify right side
    3,927,102.80x = 22,803,403,367,825.52
  5. Step 5: Solve for x
    x = 22,803,403,367,825.52/3,927,102.80
  6. Step 6: Final answer
    x = 5,806,673.40

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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.