Home / 1,248,343.22-1,723,903.42-1,180,334.40

Finding the Fourth Proportional to 1,248,343.22, 1,723,903.42 and 1,180,334.40

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Solution

The fourth proportional to 1,248,343.22, 1,723,903.42 and 1,180,334.40 is: 1,629,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,343.22 : 1,723,903.42 = 1,180,334.40 : x
  2. Step 2: Convert to fraction form
    1,248,343.22/1,723,903.42 = 1,180,334.40/x
  3. Step 3: Cross multiply
    1,248,343.22x = 1,723,903.42 × 1,180,334.40
  4. Step 4: Simplify right side
    1,248,343.22x = 2,034,782,508,903.65
  5. Step 5: Solve for x
    x = 2,034,782,508,903.65/1,248,343.22
  6. Step 6: Final answer
    x = 1,629,986.43

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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.