Home / 3,836,038.32-5,293,706.82-2,117,158.80

Finding the Fourth Proportional to 3,836,038.32, 5,293,706.82 and 2,117,158.80

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Solution

The fourth proportional to 3,836,038.32, 5,293,706.82 and 2,117,158.80 is: 2,921,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,038.32 : 5,293,706.82 = 2,117,158.80 : x
  2. Step 2: Convert to fraction form
    3,836,038.32/5,293,706.82 = 2,117,158.80/x
  3. Step 3: Cross multiply
    3,836,038.32x = 5,293,706.82 × 2,117,158.80
  4. Step 4: Simplify right side
    3,836,038.32x = 11,207,617,978,583.02
  5. Step 5: Solve for x
    x = 11,207,617,978,583.02/3,836,038.32
  6. Step 6: Final answer
    x = 2,921,664.76

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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.