Home / 2,617,376.40-3,923,148.60-1,019,408.40

Finding the Fourth Proportional to 2,617,376.40, 3,923,148.60 and 1,019,408.40

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Solution

The fourth proportional to 2,617,376.40, 3,923,148.60 and 1,019,408.40 is: 1,527,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,376.40 : 3,923,148.60 = 1,019,408.40 : x
  2. Step 2: Convert to fraction form
    2,617,376.40/3,923,148.60 = 1,019,408.40/x
  3. Step 3: Cross multiply
    2,617,376.40x = 3,923,148.60 × 1,019,408.40
  4. Step 4: Simplify right side
    2,617,376.40x = 3,999,290,637,288.24
  5. Step 5: Solve for x
    x = 3,999,290,637,288.24/2,617,376.40
  6. Step 6: Final answer
    x = 1,527,976.88

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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.