Home / 1,076,896.71-1,603,389.33-1,061,816.31

Finding the Fourth Proportional to 1,076,896.71, 1,603,389.33 and 1,061,816.31

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Solution

The fourth proportional to 1,076,896.71, 1,603,389.33 and 1,061,816.31 is: 1,580,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,896.71 : 1,603,389.33 = 1,061,816.31 : x
  2. Step 2: Convert to fraction form
    1,076,896.71/1,603,389.33 = 1,061,816.31/x
  3. Step 3: Cross multiply
    1,076,896.71x = 1,603,389.33 × 1,061,816.31
  4. Step 4: Simplify right side
    1,076,896.71x = 1,702,504,941,873.97
  5. Step 5: Solve for x
    x = 1,702,504,941,873.97/1,076,896.71
  6. Step 6: Final answer
    x = 1,580,936.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.