Home / 3,685,347.36-5,084,040.96-2,156,508

Finding the Fourth Proportional to 3,685,347.36, 5,084,040.96 and 2,156,508

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Solution

The fourth proportional to 3,685,347.36, 5,084,040.96 and 2,156,508 is: 2,974,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,347.36 : 5,084,040.96 = 2,156,508 : x
  2. Step 2: Convert to fraction form
    3,685,347.36/5,084,040.96 = 2,156,508/x
  3. Step 3: Cross multiply
    3,685,347.36x = 5,084,040.96 × 2,156,508
  4. Step 4: Simplify right side
    3,685,347.36x = 10,963,775,002,567.68
  5. Step 5: Solve for x
    x = 10,963,775,002,567.68/3,685,347.36
  6. Step 6: Final answer
    x = 2,974,963.80

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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.