Home / 2,631,729.56-3,938,612.42-2,205,746.39

Finding the Fourth Proportional to 2,631,729.56, 3,938,612.42 and 2,205,746.39

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Solution

The fourth proportional to 2,631,729.56, 3,938,612.42 and 2,205,746.39 is: 3,301,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,729.56 : 3,938,612.42 = 2,205,746.39 : x
  2. Step 2: Convert to fraction form
    2,631,729.56/3,938,612.42 = 2,205,746.39/x
  3. Step 3: Cross multiply
    2,631,729.56x = 3,938,612.42 × 2,205,746.39
  4. Step 4: Simplify right side
    2,631,729.56x = 8,687,580,114,026.70
  5. Step 5: Solve for x
    x = 8,687,580,114,026.70/2,631,729.56
  6. Step 6: Final answer
    x = 3,301,091.51

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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.