Home / 3,412,400.09-4,708,919.45-1,863,353.45

Finding the Fourth Proportional to 3,412,400.09, 4,708,919.45 and 1,863,353.45

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Solution

The fourth proportional to 3,412,400.09, 4,708,919.45 and 1,863,353.45 is: 2,571,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,400.09 : 4,708,919.45 = 1,863,353.45 : x
  2. Step 2: Convert to fraction form
    3,412,400.09/4,708,919.45 = 1,863,353.45/x
  3. Step 3: Cross multiply
    3,412,400.09x = 4,708,919.45 × 1,863,353.45
  4. Step 4: Simplify right side
    3,412,400.09x = 8,774,381,305,385.13
  5. Step 5: Solve for x
    x = 8,774,381,305,385.13/3,412,400.09
  6. Step 6: Final answer
    x = 2,571,322.56

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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.