Home / 1,680,669.60-2,521,004.40-558,738.60

Finding the Fourth Proportional to 1,680,669.60, 2,521,004.40 and 558,738.60

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Solution

The fourth proportional to 1,680,669.60, 2,521,004.40 and 558,738.60 is: 838,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,669.60 : 2,521,004.40 = 558,738.60 : x
  2. Step 2: Convert to fraction form
    1,680,669.60/2,521,004.40 = 558,738.60/x
  3. Step 3: Cross multiply
    1,680,669.60x = 2,521,004.40 × 558,738.60
  4. Step 4: Simplify right side
    1,680,669.60x = 1,408,582,469,049.84
  5. Step 5: Solve for x
    x = 1,408,582,469,049.84/1,680,669.60
  6. Step 6: Final answer
    x = 838,107.90

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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.