Home / 5,480,735.60-8,221,621.80-1,491,647.60

Finding the Fourth Proportional to 5,480,735.60, 8,221,621.80 and 1,491,647.60

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Solution

The fourth proportional to 5,480,735.60, 8,221,621.80 and 1,491,647.60 is: 2,237,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480,735.60 : 8,221,621.80 = 1,491,647.60 : x
  2. Step 2: Convert to fraction form
    5,480,735.60/8,221,621.80 = 1,491,647.60/x
  3. Step 3: Cross multiply
    5,480,735.60x = 8,221,621.80 × 1,491,647.60
  4. Step 4: Simplify right side
    5,480,735.60x = 12,263,762,426,077.68
  5. Step 5: Solve for x
    x = 12,263,762,426,077.68/5,480,735.60
  6. Step 6: Final answer
    x = 2,237,612.49

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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.