Home / 1,489,480.37-2,055,697.72-827,343.28

Finding the Fourth Proportional to 1,489,480.37, 2,055,697.72 and 827,343.28

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Solution

The fourth proportional to 1,489,480.37, 2,055,697.72 and 827,343.28 is: 1,141,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,480.37 : 2,055,697.72 = 827,343.28 : x
  2. Step 2: Convert to fraction form
    1,489,480.37/2,055,697.72 = 827,343.28/x
  3. Step 3: Cross multiply
    1,489,480.37x = 2,055,697.72 × 827,343.28
  4. Step 4: Simplify right side
    1,489,480.37x = 1,700,767,694,854.59
  5. Step 5: Solve for x
    x = 1,700,767,694,854.59/1,489,480.37
  6. Step 6: Final answer
    x = 1,141,853.05

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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.