Home / 1,178,170.94-1,625,897.39-654,930.68

Finding the Fourth Proportional to 1,178,170.94, 1,625,897.39 and 654,930.68

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Solution

The fourth proportional to 1,178,170.94, 1,625,897.39 and 654,930.68 is: 903,816.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,170.94 : 1,625,897.39 = 654,930.68 : x
  2. Step 2: Convert to fraction form
    1,178,170.94/1,625,897.39 = 654,930.68/x
  3. Step 3: Cross multiply
    1,178,170.94x = 1,625,897.39 × 654,930.68
  4. Step 4: Simplify right side
    1,178,170.94x = 1,064,850,083,242.93
  5. Step 5: Solve for x
    x = 1,064,850,083,242.93/1,178,170.94
  6. Step 6: Final answer
    x = 903,816.29

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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.