Home / 1,635,421.28-2,452,959.34-437,464.48

Finding the Fourth Proportional to 1,635,421.28, 2,452,959.34 and 437,464.48

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Solution

The fourth proportional to 1,635,421.28, 2,452,959.34 and 437,464.48 is: 656,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,421.28 : 2,452,959.34 = 437,464.48 : x
  2. Step 2: Convert to fraction form
    1,635,421.28/2,452,959.34 = 437,464.48/x
  3. Step 3: Cross multiply
    1,635,421.28x = 2,452,959.34 × 437,464.48
  4. Step 4: Simplify right side
    1,635,421.28x = 1,073,082,582,134.24
  5. Step 5: Solve for x
    x = 1,073,082,582,134.24/1,635,421.28
  6. Step 6: Final answer
    x = 656,150.56

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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.