Home / 1,039,965.39-1,433,764.40-825,814.35

Finding the Fourth Proportional to 1,039,965.39, 1,433,764.40 and 825,814.35

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Solution

The fourth proportional to 1,039,965.39, 1,433,764.40 and 825,814.35 is: 1,138,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,965.39 : 1,433,764.40 = 825,814.35 : x
  2. Step 2: Convert to fraction form
    1,039,965.39/1,433,764.40 = 825,814.35/x
  3. Step 3: Cross multiply
    1,039,965.39x = 1,433,764.40 × 825,814.35
  4. Step 4: Simplify right side
    1,039,965.39x = 1,184,023,211,910.07
  5. Step 5: Solve for x
    x = 1,184,023,211,910.07/1,039,965.39
  6. Step 6: Final answer
    x = 1,138,521.75

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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.