Home / 2,012,626.38-2,781,409.41-1,649,477.46

Finding the Fourth Proportional to 2,012,626.38, 2,781,409.41 and 1,649,477.46

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Solution

The fourth proportional to 2,012,626.38, 2,781,409.41 and 1,649,477.46 is: 2,279,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,626.38 : 2,781,409.41 = 1,649,477.46 : x
  2. Step 2: Convert to fraction form
    2,012,626.38/2,781,409.41 = 1,649,477.46/x
  3. Step 3: Cross multiply
    2,012,626.38x = 2,781,409.41 × 1,649,477.46
  4. Step 4: Simplify right side
    2,012,626.38x = 4,587,872,128,826.90
  5. Step 5: Solve for x
    x = 4,587,872,128,826.90/2,012,626.38
  6. Step 6: Final answer
    x = 2,279,544.86

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Double scale
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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.