Home / 2,220,936.54-3,065,398.39-1,445,200.30

Finding the Fourth Proportional to 2,220,936.54, 3,065,398.39 and 1,445,200.30

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Solution

The fourth proportional to 2,220,936.54, 3,065,398.39 and 1,445,200.30 is: 1,994,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,936.54 : 3,065,398.39 = 1,445,200.30 : x
  2. Step 2: Convert to fraction form
    2,220,936.54/3,065,398.39 = 1,445,200.30/x
  3. Step 3: Cross multiply
    2,220,936.54x = 3,065,398.39 × 1,445,200.30
  4. Step 4: Simplify right side
    2,220,936.54x = 4,430,114,672,847.52
  5. Step 5: Solve for x
    x = 4,430,114,672,847.52/2,220,936.54
  6. Step 6: Final answer
    x = 1,994,705.65

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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.