Home / 5,238,939.36-7,859,716.89-1,827,274.98

Finding the Fourth Proportional to 5,238,939.36, 7,859,716.89 and 1,827,274.98

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Solution

The fourth proportional to 5,238,939.36, 7,859,716.89 and 1,827,274.98 is: 2,741,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,939.36 : 7,859,716.89 = 1,827,274.98 : x
  2. Step 2: Convert to fraction form
    5,238,939.36/7,859,716.89 = 1,827,274.98/x
  3. Step 3: Cross multiply
    5,238,939.36x = 7,859,716.89 × 1,827,274.98
  4. Step 4: Simplify right side
    5,238,939.36x = 14,361,864,022,980.41
  5. Step 5: Solve for x
    x = 14,361,864,022,980.41/5,238,939.36
  6. Step 6: Final answer
    x = 2,741,368.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.