Home / 2,854,784.71-3,939,238.74-1,631,169.46

Finding the Fourth Proportional to 2,854,784.71, 3,939,238.74 and 1,631,169.46

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Solution

The fourth proportional to 2,854,784.71, 3,939,238.74 and 1,631,169.46 is: 2,250,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,784.71 : 3,939,238.74 = 1,631,169.46 : x
  2. Step 2: Convert to fraction form
    2,854,784.71/3,939,238.74 = 1,631,169.46/x
  3. Step 3: Cross multiply
    2,854,784.71x = 3,939,238.74 × 1,631,169.46
  4. Step 4: Simplify right side
    2,854,784.71x = 6,425,565,928,336.88
  5. Step 5: Solve for x
    x = 6,425,565,928,336.88/2,854,784.71
  6. Step 6: Final answer
    x = 2,250,805.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.