Home / 3,016,948.06-4,163,469.97-1,640,384.20

Finding the Fourth Proportional to 3,016,948.06, 4,163,469.97 and 1,640,384.20

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Solution

The fourth proportional to 3,016,948.06, 4,163,469.97 and 1,640,384.20 is: 2,263,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,948.06 : 4,163,469.97 = 1,640,384.20 : x
  2. Step 2: Convert to fraction form
    3,016,948.06/4,163,469.97 = 1,640,384.20/x
  3. Step 3: Cross multiply
    3,016,948.06x = 4,163,469.97 × 1,640,384.20
  4. Step 4: Simplify right side
    3,016,948.06x = 6,829,690,347,760.55
  5. Step 5: Solve for x
    x = 6,829,690,347,760.55/3,016,948.06
  6. Step 6: Final answer
    x = 2,263,774.59

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1.5x scale

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.