Home / 1,384,141.92-2,076,033.36-437,608.16

Finding the Fourth Proportional to 1,384,141.92, 2,076,033.36 and 437,608.16

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Solution

The fourth proportional to 1,384,141.92, 2,076,033.36 and 437,608.16 is: 656,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,141.92 : 2,076,033.36 = 437,608.16 : x
  2. Step 2: Convert to fraction form
    1,384,141.92/2,076,033.36 = 437,608.16/x
  3. Step 3: Cross multiply
    1,384,141.92x = 2,076,033.36 × 437,608.16
  4. Step 4: Simplify right side
    1,384,141.92x = 908,489,138,768.22
  5. Step 5: Solve for x
    x = 908,489,138,768.22/1,384,141.92
  6. Step 6: Final answer
    x = 656,355.48

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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.