Home / 1,175,615.49-1,622,694.14-767,778.94

Finding the Fourth Proportional to 1,175,615.49, 1,622,694.14 and 767,778.94

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Solution

The fourth proportional to 1,175,615.49, 1,622,694.14 and 767,778.94 is: 1,059,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,615.49 : 1,622,694.14 = 767,778.94 : x
  2. Step 2: Convert to fraction form
    1,175,615.49/1,622,694.14 = 767,778.94/x
  3. Step 3: Cross multiply
    1,175,615.49x = 1,622,694.14 × 767,778.94
  4. Step 4: Simplify right side
    1,175,615.49x = 1,245,870,386,753.41
  5. Step 5: Solve for x
    x = 1,245,870,386,753.41/1,175,615.49
  6. Step 6: Final answer
    x = 1,059,760.10

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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.