Home / 6,474,775.60-9,712,163.40-1,986,468.40

Finding the Fourth Proportional to 6,474,775.60, 9,712,163.40 and 1,986,468.40

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Solution

The fourth proportional to 6,474,775.60, 9,712,163.40 and 1,986,468.40 is: 2,979,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,775.60 : 9,712,163.40 = 1,986,468.40 : x
  2. Step 2: Convert to fraction form
    6,474,775.60/9,712,163.40 = 1,986,468.40/x
  3. Step 3: Cross multiply
    6,474,775.60x = 9,712,163.40 × 1,986,468.40
  4. Step 4: Simplify right side
    6,474,775.60x = 19,292,905,689,736.56
  5. Step 5: Solve for x
    x = 19,292,905,689,736.56/6,474,775.60
  6. Step 6: Final answer
    x = 2,979,702.60

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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.