Home / 1,462,165.20-2,193,247.80-1,275,541.20

Finding the Fourth Proportional to 1,462,165.20, 2,193,247.80 and 1,275,541.20

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Solution

The fourth proportional to 1,462,165.20, 2,193,247.80 and 1,275,541.20 is: 1,913,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,165.20 : 2,193,247.80 = 1,275,541.20 : x
  2. Step 2: Convert to fraction form
    1,462,165.20/2,193,247.80 = 1,275,541.20/x
  3. Step 3: Cross multiply
    1,462,165.20x = 2,193,247.80 × 1,275,541.20
  4. Step 4: Simplify right side
    1,462,165.20x = 2,797,577,930,709.36
  5. Step 5: Solve for x
    x = 2,797,577,930,709.36/1,462,165.20
  6. Step 6: Final answer
    x = 1,913,311.80

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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.