Home / 1,233,943.20-1,850,914.80-1,076,479.20

Finding the Fourth Proportional to 1,233,943.20, 1,850,914.80 and 1,076,479.20

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Solution

The fourth proportional to 1,233,943.20, 1,850,914.80 and 1,076,479.20 is: 1,614,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,943.20 : 1,850,914.80 = 1,076,479.20 : x
  2. Step 2: Convert to fraction form
    1,233,943.20/1,850,914.80 = 1,076,479.20/x
  3. Step 3: Cross multiply
    1,233,943.20x = 1,850,914.80 × 1,076,479.20
  4. Step 4: Simplify right side
    1,233,943.20x = 1,992,471,283,172.16
  5. Step 5: Solve for x
    x = 1,992,471,283,172.16/1,233,943.20
  6. Step 6: Final answer
    x = 1,614,718.80

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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.