Home / 1,164,108.54-1,606,448.22-647,857.88

Finding the Fourth Proportional to 1,164,108.54, 1,606,448.22 and 647,857.88

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Solution

The fourth proportional to 1,164,108.54, 1,606,448.22 and 647,857.88 is: 894,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,108.54 : 1,606,448.22 = 647,857.88 : x
  2. Step 2: Convert to fraction form
    1,164,108.54/1,606,448.22 = 647,857.88/x
  3. Step 3: Cross multiply
    1,164,108.54x = 1,606,448.22 × 647,857.88
  4. Step 4: Simplify right side
    1,164,108.54x = 1,040,750,130,106.73
  5. Step 5: Solve for x
    x = 1,040,750,130,106.73/1,164,108.54
  6. Step 6: Final answer
    x = 894,031.87

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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.