Home / 3,347,280-4,619,229.12-1,819,395.36

Finding the Fourth Proportional to 3,347,280, 4,619,229.12 and 1,819,395.36

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Solution

The fourth proportional to 3,347,280, 4,619,229.12 and 1,819,395.36 is: 2,510,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,280 : 4,619,229.12 = 1,819,395.36 : x
  2. Step 2: Convert to fraction form
    3,347,280/4,619,229.12 = 1,819,395.36/x
  3. Step 3: Cross multiply
    3,347,280x = 4,619,229.12 × 1,819,395.36
  4. Step 4: Simplify right side
    3,347,280x = 8,404,204,027,704.88
  5. Step 5: Solve for x
    x = 8,404,204,027,704.88/3,347,280
  6. Step 6: Final answer
    x = 2,510,756.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.