Home / 2,045,409-2,822,606.84-1,281,883.56

Finding the Fourth Proportional to 2,045,409, 2,822,606.84 and 1,281,883.56

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Solution

The fourth proportional to 2,045,409, 2,822,606.84 and 1,281,883.56 is: 1,768,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,409 : 2,822,606.84 = 1,281,883.56 : x
  2. Step 2: Convert to fraction form
    2,045,409/2,822,606.84 = 1,281,883.56/x
  3. Step 3: Cross multiply
    2,045,409x = 2,822,606.84 × 1,281,883.56
  4. Step 4: Simplify right side
    2,045,409x = 3,618,253,304,539.55
  5. Step 5: Solve for x
    x = 3,618,253,304,539.55/2,045,409
  6. Step 6: Final answer
    x = 1,768,963.23

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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.