Home / 1,175,685.66-1,763,105.31-406,974.51

Finding the Fourth Proportional to 1,175,685.66, 1,763,105.31 and 406,974.51

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Solution

The fourth proportional to 1,175,685.66, 1,763,105.31 and 406,974.51 is: 610,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,685.66 : 1,763,105.31 = 406,974.51 : x
  2. Step 2: Convert to fraction form
    1,175,685.66/1,763,105.31 = 406,974.51/x
  3. Step 3: Cross multiply
    1,175,685.66x = 1,763,105.31 × 406,974.51
  4. Step 4: Simplify right side
    1,175,685.66x = 717,538,919,615.65
  5. Step 5: Solve for x
    x = 717,538,919,615.65/1,175,685.66
  6. Step 6: Final answer
    x = 610,315.28

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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.