Home / 1,076,673.66-1,485,843.30-617,872.20

Finding the Fourth Proportional to 1,076,673.66, 1,485,843.30 and 617,872.20

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Solution

The fourth proportional to 1,076,673.66, 1,485,843.30 and 617,872.20 is: 852,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,673.66 : 1,485,843.30 = 617,872.20 : x
  2. Step 2: Convert to fraction form
    1,076,673.66/1,485,843.30 = 617,872.20/x
  3. Step 3: Cross multiply
    1,076,673.66x = 1,485,843.30 × 617,872.20
  4. Step 4: Simplify right side
    1,076,673.66x = 918,061,268,626.26
  5. Step 5: Solve for x
    x = 918,061,268,626.26/1,076,673.66
  6. Step 6: Final answer
    x = 852,682.95

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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.