Home / 3,969,820.60-5,954,730.90-3,633,897.40

Finding the Fourth Proportional to 3,969,820.60, 5,954,730.90 and 3,633,897.40

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Solution

The fourth proportional to 3,969,820.60, 5,954,730.90 and 3,633,897.40 is: 5,450,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,820.60 : 5,954,730.90 = 3,633,897.40 : x
  2. Step 2: Convert to fraction form
    3,969,820.60/5,954,730.90 = 3,633,897.40/x
  3. Step 3: Cross multiply
    3,969,820.60x = 5,954,730.90 × 3,633,897.40
  4. Step 4: Simplify right side
    3,969,820.60x = 21,638,881,135,209.66
  5. Step 5: Solve for x
    x = 21,638,881,135,209.66/3,969,820.60
  6. Step 6: Final answer
    x = 5,450,846.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.