Home / 1,149,965.02-1,716,861.88-878,673.34

Finding the Fourth Proportional to 1,149,965.02, 1,716,861.88 and 878,673.34

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Solution

The fourth proportional to 1,149,965.02, 1,716,861.88 and 878,673.34 is: 1,311,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,965.02 : 1,716,861.88 = 878,673.34 : x
  2. Step 2: Convert to fraction form
    1,149,965.02/1,716,861.88 = 878,673.34/x
  3. Step 3: Cross multiply
    1,149,965.02x = 1,716,861.88 × 878,673.34
  4. Step 4: Simplify right side
    1,149,965.02x = 1,508,560,762,418.28
  5. Step 5: Solve for x
    x = 1,508,560,762,418.28/1,149,965.02
  6. Step 6: Final answer
    x = 1,311,831.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.