Home / 3,824,944.72-5,278,223.38-2,105,733.08

Finding the Fourth Proportional to 3,824,944.72, 5,278,223.38 and 2,105,733.08

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Solution

The fourth proportional to 3,824,944.72, 5,278,223.38 and 2,105,733.08 is: 2,905,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,944.72 : 5,278,223.38 = 2,105,733.08 : x
  2. Step 2: Convert to fraction form
    3,824,944.72/5,278,223.38 = 2,105,733.08/x
  3. Step 3: Cross multiply
    3,824,944.72x = 5,278,223.38 × 2,105,733.08
  4. Step 4: Simplify right side
    3,824,944.72x = 11,114,529,574,895.41
  5. Step 5: Solve for x
    x = 11,114,529,574,895.41/3,824,944.72
  6. Step 6: Final answer
    x = 2,905,801.36

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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.