Home / 1,080,455.85-1,621,700.73-548,358.75

Finding the Fourth Proportional to 1,080,455.85, 1,621,700.73 and 548,358.75

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Solution

The fourth proportional to 1,080,455.85, 1,621,700.73 and 548,358.75 is: 823,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,455.85 : 1,621,700.73 = 548,358.75 : x
  2. Step 2: Convert to fraction form
    1,080,455.85/1,621,700.73 = 548,358.75/x
  3. Step 3: Cross multiply
    1,080,455.85x = 1,621,700.73 × 548,358.75
  4. Step 4: Simplify right side
    1,080,455.85x = 889,273,785,176.89
  5. Step 5: Solve for x
    x = 889,273,785,176.89/1,080,455.85
  6. Step 6: Final answer
    x = 823,054.26

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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.