Home / 3,655,020.87-5,044,456.59-2,105,985.84

Finding the Fourth Proportional to 3,655,020.87, 5,044,456.59 and 2,105,985.84

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Solution

The fourth proportional to 3,655,020.87, 5,044,456.59 and 2,105,985.84 is: 2,906,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655,020.87 : 5,044,456.59 = 2,105,985.84 : x
  2. Step 2: Convert to fraction form
    3,655,020.87/5,044,456.59 = 2,105,985.84/x
  3. Step 3: Cross multiply
    3,655,020.87x = 5,044,456.59 × 2,105,985.84
  4. Step 4: Simplify right side
    3,655,020.87x = 10,623,554,149,034.68
  5. Step 5: Solve for x
    x = 10,623,554,149,034.68/3,655,020.87
  6. Step 6: Final answer
    x = 2,906,564.57

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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.