Home / 1,947,144.56-2,687,044.75-1,076,037.98

Finding the Fourth Proportional to 1,947,144.56, 2,687,044.75 and 1,076,037.98

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Solution

The fourth proportional to 1,947,144.56, 2,687,044.75 and 1,076,037.98 is: 1,484,924.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,144.56 : 2,687,044.75 = 1,076,037.98 : x
  2. Step 2: Convert to fraction form
    1,947,144.56/2,687,044.75 = 1,076,037.98/x
  3. Step 3: Cross multiply
    1,947,144.56x = 2,687,044.75 × 1,076,037.98
  4. Step 4: Simplify right side
    1,947,144.56x = 2,891,362,188,834.29
  5. Step 5: Solve for x
    x = 2,891,362,188,834.29/1,947,144.56
  6. Step 6: Final answer
    x = 1,484,924.26

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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.