Home / 3,972,647.20-5,958,970.80-1,448,384.80

Finding the Fourth Proportional to 3,972,647.20, 5,958,970.80 and 1,448,384.80

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Solution

The fourth proportional to 3,972,647.20, 5,958,970.80 and 1,448,384.80 is: 2,172,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,647.20 : 5,958,970.80 = 1,448,384.80 : x
  2. Step 2: Convert to fraction form
    3,972,647.20/5,958,970.80 = 1,448,384.80/x
  3. Step 3: Cross multiply
    3,972,647.20x = 5,958,970.80 × 1,448,384.80
  4. Step 4: Simplify right side
    3,972,647.20x = 8,630,882,730,363.84
  5. Step 5: Solve for x
    x = 8,630,882,730,363.84/3,972,647.20
  6. Step 6: Final answer
    x = 2,172,577.20

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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.