Home / 1,498,230.32-2,066,178.98-981,796.64

Finding the Fourth Proportional to 1,498,230.32, 2,066,178.98 and 981,796.64

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Solution

The fourth proportional to 1,498,230.32, 2,066,178.98 and 981,796.64 is: 1,353,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,230.32 : 2,066,178.98 = 981,796.64 : x
  2. Step 2: Convert to fraction form
    1,498,230.32/2,066,178.98 = 981,796.64/x
  3. Step 3: Cross multiply
    1,498,230.32x = 2,066,178.98 × 981,796.64
  4. Step 4: Simplify right side
    1,498,230.32x = 2,028,567,572,326.22
  5. Step 5: Solve for x
    x = 2,028,567,572,326.22/1,498,230.32
  6. Step 6: Final answer
    x = 1,353,975.79

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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.