Home / 2,487,464.40-3,729,009.60-1,686,147.60

Finding the Fourth Proportional to 2,487,464.40, 3,729,009.60 and 1,686,147.60

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Solution

The fourth proportional to 2,487,464.40, 3,729,009.60 and 1,686,147.60 is: 2,527,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,464.40 : 3,729,009.60 = 1,686,147.60 : x
  2. Step 2: Convert to fraction form
    2,487,464.40/3,729,009.60 = 1,686,147.60/x
  3. Step 3: Cross multiply
    2,487,464.40x = 3,729,009.60 × 1,686,147.60
  4. Step 4: Simplify right side
    2,487,464.40x = 6,287,660,587,416.96
  5. Step 5: Solve for x
    x = 6,287,660,587,416.96/2,487,464.40
  6. Step 6: Final answer
    x = 2,527,738.92

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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.