Home / 3,836,151.22-5,293,877.76-2,117,259.40

Finding the Fourth Proportional to 3,836,151.22, 5,293,877.76 and 2,117,259.40

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Solution

The fourth proportional to 3,836,151.22, 5,293,877.76 and 2,117,259.40 is: 2,921,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,151.22 : 5,293,877.76 = 2,117,259.40 : x
  2. Step 2: Convert to fraction form
    3,836,151.22/5,293,877.76 = 2,117,259.40/x
  3. Step 3: Cross multiply
    3,836,151.22x = 5,293,877.76 × 2,117,259.40
  4. Step 4: Simplify right side
    3,836,151.22x = 11,208,512,449,810.94
  5. Step 5: Solve for x
    x = 11,208,512,449,810.94/3,836,151.22
  6. Step 6: Final answer
    x = 2,921,811.94

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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.