Home / 1,946,676.75-2,920,015.13-616,980.75

Finding the Fourth Proportional to 1,946,676.75, 2,920,015.13 and 616,980.75

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Solution

The fourth proportional to 1,946,676.75, 2,920,015.13 and 616,980.75 is: 925,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,676.75 : 2,920,015.13 = 616,980.75 : x
  2. Step 2: Convert to fraction form
    1,946,676.75/2,920,015.13 = 616,980.75/x
  3. Step 3: Cross multiply
    1,946,676.75x = 2,920,015.13 × 616,980.75
  4. Step 4: Simplify right side
    1,946,676.75x = 1,801,593,121,833.84
  5. Step 5: Solve for x
    x = 1,801,593,121,833.84/1,946,676.75
  6. Step 6: Final answer
    x = 925,471.13

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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.