Home / 1,133,512.70-1,700,269.05-876,649.55

Finding the Fourth Proportional to 1,133,512.70, 1,700,269.05 and 876,649.55

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Solution

The fourth proportional to 1,133,512.70, 1,700,269.05 and 876,649.55 is: 1,314,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,512.70 : 1,700,269.05 = 876,649.55 : x
  2. Step 2: Convert to fraction form
    1,133,512.70/1,700,269.05 = 876,649.55/x
  3. Step 3: Cross multiply
    1,133,512.70x = 1,700,269.05 × 876,649.55
  4. Step 4: Simplify right side
    1,133,512.70x = 1,490,540,097,561.43
  5. Step 5: Solve for x
    x = 1,490,540,097,561.43/1,133,512.70
  6. Step 6: Final answer
    x = 1,314,974.33

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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.