Home / 3,240,012.80-4,860,019.20-965,532.80

Finding the Fourth Proportional to 3,240,012.80, 4,860,019.20 and 965,532.80

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Solution

The fourth proportional to 3,240,012.80, 4,860,019.20 and 965,532.80 is: 1,448,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,012.80 : 4,860,019.20 = 965,532.80 : x
  2. Step 2: Convert to fraction form
    3,240,012.80/4,860,019.20 = 965,532.80/x
  3. Step 3: Cross multiply
    3,240,012.80x = 4,860,019.20 × 965,532.80
  4. Step 4: Simplify right side
    3,240,012.80x = 4,692,507,946,229.76
  5. Step 5: Solve for x
    x = 4,692,507,946,229.76/3,240,012.80
  6. Step 6: Final answer
    x = 1,448,299.20

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1.5x scale

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.