Home / 1,131,676.56-1,696,460.22-776,857.68

Finding the Fourth Proportional to 1,131,676.56, 1,696,460.22 and 776,857.68

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Solution

The fourth proportional to 1,131,676.56, 1,696,460.22 and 776,857.68 is: 1,164,562.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,676.56 : 1,696,460.22 = 776,857.68 : x
  2. Step 2: Convert to fraction form
    1,131,676.56/1,696,460.22 = 776,857.68/x
  3. Step 3: Cross multiply
    1,131,676.56x = 1,696,460.22 × 776,857.68
  4. Step 4: Simplify right side
    1,131,676.56x = 1,317,908,150,721.49
  5. Step 5: Solve for x
    x = 1,317,908,150,721.49/1,131,676.56
  6. Step 6: Final answer
    x = 1,164,562.56

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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.