Home / 1,150,412.28-1,587,574.26-667,263.48

Finding the Fourth Proportional to 1,150,412.28, 1,587,574.26 and 667,263.48

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Solution

The fourth proportional to 1,150,412.28, 1,587,574.26 and 667,263.48 is: 920,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,412.28 : 1,587,574.26 = 667,263.48 : x
  2. Step 2: Convert to fraction form
    1,150,412.28/1,587,574.26 = 667,263.48/x
  3. Step 3: Cross multiply
    1,150,412.28x = 1,587,574.26 × 667,263.48
  4. Step 4: Simplify right side
    1,150,412.28x = 1,059,330,325,486.02
  5. Step 5: Solve for x
    x = 1,059,330,325,486.02/1,150,412.28
  6. Step 6: Final answer
    x = 920,826.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.