Home / 1,680,670.26-2,319,504.60-1,027,679.01

Finding the Fourth Proportional to 1,680,670.26, 2,319,504.60 and 1,027,679.01

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Solution

The fourth proportional to 1,680,670.26, 2,319,504.60 and 1,027,679.01 is: 1,418,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,670.26 : 2,319,504.60 = 1,027,679.01 : x
  2. Step 2: Convert to fraction form
    1,680,670.26/2,319,504.60 = 1,027,679.01/x
  3. Step 3: Cross multiply
    1,680,670.26x = 2,319,504.60 × 1,027,679.01
  4. Step 4: Simplify right side
    1,680,670.26x = 2,383,706,191,018.45
  5. Step 5: Solve for x
    x = 2,383,706,191,018.45/1,680,670.26
  6. Step 6: Final answer
    x = 1,418,306.88

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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.