Home / 1,203,846.02-1,661,271.54-659,963.21

Finding the Fourth Proportional to 1,203,846.02, 1,661,271.54 and 659,963.21

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Solution

The fourth proportional to 1,203,846.02, 1,661,271.54 and 659,963.21 is: 910,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,846.02 : 1,661,271.54 = 659,963.21 : x
  2. Step 2: Convert to fraction form
    1,203,846.02/1,661,271.54 = 659,963.21/x
  3. Step 3: Cross multiply
    1,203,846.02x = 1,661,271.54 × 659,963.21
  4. Step 4: Simplify right side
    1,203,846.02x = 1,096,378,098,220.04
  5. Step 5: Solve for x
    x = 1,096,378,098,220.04/1,203,846.02
  6. Step 6: Final answer
    x = 910,729.52

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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.