Home / 1,975,272.21-2,726,096.88-1,115,887.83

Finding the Fourth Proportional to 1,975,272.21, 2,726,096.88 and 1,115,887.83

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Solution

The fourth proportional to 1,975,272.21, 2,726,096.88 and 1,115,887.83 is: 1,540,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,272.21 : 2,726,096.88 = 1,115,887.83 : x
  2. Step 2: Convert to fraction form
    1,975,272.21/2,726,096.88 = 1,115,887.83/x
  3. Step 3: Cross multiply
    1,975,272.21x = 2,726,096.88 × 1,115,887.83
  4. Step 4: Simplify right side
    1,975,272.21x = 3,042,018,326,213.53
  5. Step 5: Solve for x
    x = 3,042,018,326,213.53/1,975,272.21
  6. Step 6: Final answer
    x = 1,540,050.18

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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.