Home / 1,858,507.92-2,787,256.08-510,351.12

Finding the Fourth Proportional to 1,858,507.92, 2,787,256.08 and 510,351.12

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Solution

The fourth proportional to 1,858,507.92, 2,787,256.08 and 510,351.12 is: 765,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,507.92 : 2,787,256.08 = 510,351.12 : x
  2. Step 2: Convert to fraction form
    1,858,507.92/2,787,256.08 = 510,351.12/x
  3. Step 3: Cross multiply
    1,858,507.92x = 2,787,256.08 × 510,351.12
  4. Step 4: Simplify right side
    1,858,507.92x = 1,422,479,262,154.81
  5. Step 5: Solve for x
    x = 1,422,479,262,154.81/1,858,507.92
  6. Step 6: Final answer
    x = 765,387.79

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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.