Home / 2,869,138.14-4,293,077.22-2,111,539.44

Finding the Fourth Proportional to 2,869,138.14, 4,293,077.22 and 2,111,539.44

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Solution

The fourth proportional to 2,869,138.14, 4,293,077.22 and 2,111,539.44 is: 3,159,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,138.14 : 4,293,077.22 = 2,111,539.44 : x
  2. Step 2: Convert to fraction form
    2,869,138.14/4,293,077.22 = 2,111,539.44/x
  3. Step 3: Cross multiply
    2,869,138.14x = 4,293,077.22 × 2,111,539.44
  4. Step 4: Simplify right side
    2,869,138.14x = 9,065,001,868,995.56
  5. Step 5: Solve for x
    x = 9,065,001,868,995.56/2,869,138.14
  6. Step 6: Final answer
    x = 3,159,486.03

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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.