Home / 4,374,438.40-6,561,657.60-3,949,285.60

Finding the Fourth Proportional to 4,374,438.40, 6,561,657.60 and 3,949,285.60

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Solution

The fourth proportional to 4,374,438.40, 6,561,657.60 and 3,949,285.60 is: 5,923,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,438.40 : 6,561,657.60 = 3,949,285.60 : x
  2. Step 2: Convert to fraction form
    4,374,438.40/6,561,657.60 = 3,949,285.60/x
  3. Step 3: Cross multiply
    4,374,438.40x = 6,561,657.60 × 3,949,285.60
  4. Step 4: Simplify right side
    4,374,438.40x = 25,913,859,871,810.56
  5. Step 5: Solve for x
    x = 25,913,859,871,810.56/4,374,438.40
  6. Step 6: Final answer
    x = 5,923,928.40

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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.