Home / 4,843,575.20-7,260,178.80-1,645,738.40

Finding the Fourth Proportional to 4,843,575.20, 7,260,178.80 and 1,645,738.40

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Solution

The fourth proportional to 4,843,575.20, 7,260,178.80 and 1,645,738.40 is: 2,466,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843,575.20 : 7,260,178.80 = 1,645,738.40 : x
  2. Step 2: Convert to fraction form
    4,843,575.20/7,260,178.80 = 1,645,738.40/x
  3. Step 3: Cross multiply
    4,843,575.20x = 7,260,178.80 × 1,645,738.40
  4. Step 4: Simplify right side
    4,843,575.20x = 11,948,355,042,025.92
  5. Step 5: Solve for x
    x = 11,948,355,042,025.92/4,843,575.20
  6. Step 6: Final answer
    x = 2,466,846.19

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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.