Home / 2,828,455.20-4,238,017.20-2,408,551.20

Finding the Fourth Proportional to 2,828,455.20, 4,238,017.20 and 2,408,551.20

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Solution

The fourth proportional to 2,828,455.20, 4,238,017.20 and 2,408,551.20 is: 3,608,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,455.20 : 4,238,017.20 = 2,408,551.20 : x
  2. Step 2: Convert to fraction form
    2,828,455.20/4,238,017.20 = 2,408,551.20/x
  3. Step 3: Cross multiply
    2,828,455.20x = 4,238,017.20 × 2,408,551.20
  4. Step 4: Simplify right side
    2,828,455.20x = 10,207,481,412,680.64
  5. Step 5: Solve for x
    x = 10,207,481,412,680.64/2,828,455.20
  6. Step 6: Final answer
    x = 3,608,853.84

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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.