Home / 1,314,601.76-1,814,119.80-741,627.20

Finding the Fourth Proportional to 1,314,601.76, 1,814,119.80 and 741,627.20

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Solution

The fourth proportional to 1,314,601.76, 1,814,119.80 and 741,627.20 is: 1,023,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,601.76 : 1,814,119.80 = 741,627.20 : x
  2. Step 2: Convert to fraction form
    1,314,601.76/1,814,119.80 = 741,627.20/x
  3. Step 3: Cross multiply
    1,314,601.76x = 1,814,119.80 × 741,627.20
  4. Step 4: Simplify right side
    1,314,601.76x = 1,345,400,587,738.56
  5. Step 5: Solve for x
    x = 1,345,400,587,738.56/1,314,601.76
  6. Step 6: Final answer
    x = 1,023,428.26

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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.