Home / 3,836,032.55-5,293,698.87-2,117,153.06

Finding the Fourth Proportional to 3,836,032.55, 5,293,698.87 and 2,117,153.06

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Solution

The fourth proportional to 3,836,032.55, 5,293,698.87 and 2,117,153.06 is: 2,921,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,032.55 : 5,293,698.87 = 2,117,153.06 : x
  2. Step 2: Convert to fraction form
    3,836,032.55/5,293,698.87 = 2,117,153.06/x
  3. Step 3: Cross multiply
    3,836,032.55x = 5,293,698.87 × 2,117,153.06
  4. Step 4: Simplify right side
    3,836,032.55x = 11,207,570,761,339.04
  5. Step 5: Solve for x
    x = 11,207,570,761,339.04/3,836,032.55
  6. Step 6: Final answer
    x = 2,921,656.85

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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.