Home / 1,174,881.80-1,760,940.30-613,627.40

Finding the Fourth Proportional to 1,174,881.80, 1,760,940.30 and 613,627.40

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Solution

The fourth proportional to 1,174,881.80, 1,760,940.30 and 613,627.40 is: 919,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,881.80 : 1,760,940.30 = 613,627.40 : x
  2. Step 2: Convert to fraction form
    1,174,881.80/1,760,940.30 = 613,627.40/x
  3. Step 3: Cross multiply
    1,174,881.80x = 1,760,940.30 × 613,627.40
  4. Step 4: Simplify right side
    1,174,881.80x = 1,080,561,217,844.22
  5. Step 5: Solve for x
    x = 1,080,561,217,844.22/1,174,881.80
  6. Step 6: Final answer
    x = 919,719.09

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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.