Home / 1,375,584.40-2,063,376.60-1,282,272.40

Finding the Fourth Proportional to 1,375,584.40, 2,063,376.60 and 1,282,272.40

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Solution

The fourth proportional to 1,375,584.40, 2,063,376.60 and 1,282,272.40 is: 1,923,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,584.40 : 2,063,376.60 = 1,282,272.40 : x
  2. Step 2: Convert to fraction form
    1,375,584.40/2,063,376.60 = 1,282,272.40/x
  3. Step 3: Cross multiply
    1,375,584.40x = 2,063,376.60 × 1,282,272.40
  4. Step 4: Simplify right side
    1,375,584.40x = 2,645,810,864,985.84
  5. Step 5: Solve for x
    x = 2,645,810,864,985.84/1,375,584.40
  6. Step 6: Final answer
    x = 1,923,408.60

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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.