Home / 2,348,546.40-3,240,939.15-1,381,738.95

Finding the Fourth Proportional to 2,348,546.40, 3,240,939.15 and 1,381,738.95

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Solution

The fourth proportional to 2,348,546.40, 3,240,939.15 and 1,381,738.95 is: 1,906,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348,546.40 : 3,240,939.15 = 1,381,738.95 : x
  2. Step 2: Convert to fraction form
    2,348,546.40/3,240,939.15 = 1,381,738.95/x
  3. Step 3: Cross multiply
    2,348,546.40x = 3,240,939.15 × 1,381,738.95
  4. Step 4: Simplify right side
    2,348,546.40x = 4,478,131,858,134.89
  5. Step 5: Solve for x
    x = 4,478,131,858,134.89/2,348,546.40
  6. Step 6: Final answer
    x = 1,906,767.46

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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.