Home / 2,589,427.06-3,573,622.06-1,428,100.45

Finding the Fourth Proportional to 2,589,427.06, 3,573,622.06 and 1,428,100.45

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Solution

The fourth proportional to 2,589,427.06, 3,573,622.06 and 1,428,100.45 is: 1,970,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,427.06 : 3,573,622.06 = 1,428,100.45 : x
  2. Step 2: Convert to fraction form
    2,589,427.06/3,573,622.06 = 1,428,100.45/x
  3. Step 3: Cross multiply
    2,589,427.06x = 3,573,622.06 × 1,428,100.45
  4. Step 4: Simplify right side
    2,589,427.06x = 5,103,491,259,511.62
  5. Step 5: Solve for x
    x = 5,103,491,259,511.62/2,589,427.06
  6. Step 6: Final answer
    x = 1,970,895.93

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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.