Home / 1,199,568.16-1,798,764.72-400,575.52

Finding the Fourth Proportional to 1,199,568.16, 1,798,764.72 and 400,575.52

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Solution

The fourth proportional to 1,199,568.16, 1,798,764.72 and 400,575.52 is: 600,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,568.16 : 1,798,764.72 = 400,575.52 : x
  2. Step 2: Convert to fraction form
    1,199,568.16/1,798,764.72 = 400,575.52/x
  3. Step 3: Cross multiply
    1,199,568.16x = 1,798,764.72 × 400,575.52
  4. Step 4: Simplify right side
    1,199,568.16x = 720,541,113,071.65
  5. Step 5: Solve for x
    x = 720,541,113,071.65/1,199,568.16
  6. Step 6: Final answer
    x = 600,667.09

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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.