Home / 2,414,443.20-3,621,664.80-1,215,902.40

Finding the Fourth Proportional to 2,414,443.20, 3,621,664.80 and 1,215,902.40

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Solution

The fourth proportional to 2,414,443.20, 3,621,664.80 and 1,215,902.40 is: 1,823,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,443.20 : 3,621,664.80 = 1,215,902.40 : x
  2. Step 2: Convert to fraction form
    2,414,443.20/3,621,664.80 = 1,215,902.40/x
  3. Step 3: Cross multiply
    2,414,443.20x = 3,621,664.80 × 1,215,902.40
  4. Step 4: Simplify right side
    2,414,443.20x = 4,403,590,922,315.52
  5. Step 5: Solve for x
    x = 4,403,590,922,315.52/2,414,443.20
  6. Step 6: Final answer
    x = 1,823,853.60

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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.