Home / 1,215,925.28-1,823,924.96-417,195.52

Finding the Fourth Proportional to 1,215,925.28, 1,823,924.96 and 417,195.52

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Solution

The fourth proportional to 1,215,925.28, 1,823,924.96 and 417,195.52 is: 625,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,925.28 : 1,823,924.96 = 417,195.52 : x
  2. Step 2: Convert to fraction form
    1,215,925.28/1,823,924.96 = 417,195.52/x
  3. Step 3: Cross multiply
    1,215,925.28x = 1,823,924.96 × 417,195.52
  4. Step 4: Simplify right side
    1,215,925.28x = 760,933,322,128.18
  5. Step 5: Solve for x
    x = 760,933,322,128.18/1,215,925.28
  6. Step 6: Final answer
    x = 625,805.99

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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.