Home / 1,902,031.75-2,625,072.33-1,177,112.94

Finding the Fourth Proportional to 1,902,031.75, 2,625,072.33 and 1,177,112.94

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Solution

The fourth proportional to 1,902,031.75, 2,625,072.33 and 1,177,112.94 is: 1,624,582.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,031.75 : 2,625,072.33 = 1,177,112.94 : x
  2. Step 2: Convert to fraction form
    1,902,031.75/2,625,072.33 = 1,177,112.94/x
  3. Step 3: Cross multiply
    1,902,031.75x = 2,625,072.33 × 1,177,112.94
  4. Step 4: Simplify right side
    1,902,031.75x = 3,090,006,608,078.95
  5. Step 5: Solve for x
    x = 3,090,006,608,078.95/1,902,031.75
  6. Step 6: Final answer
    x = 1,624,582.03

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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.