Home / 1,998,256.46-2,757,664.02-1,138,677.98

Finding the Fourth Proportional to 1,998,256.46, 2,757,664.02 and 1,138,677.98

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Solution

The fourth proportional to 1,998,256.46, 2,757,664.02 and 1,138,677.98 is: 1,571,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,256.46 : 2,757,664.02 = 1,138,677.98 : x
  2. Step 2: Convert to fraction form
    1,998,256.46/2,757,664.02 = 1,138,677.98/x
  3. Step 3: Cross multiply
    1,998,256.46x = 2,757,664.02 × 1,138,677.98
  4. Step 4: Simplify right side
    1,998,256.46x = 3,140,091,295,812.28
  5. Step 5: Solve for x
    x = 3,140,091,295,812.28/1,998,256.46
  6. Step 6: Final answer
    x = 1,571,415.56

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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.