Home / 1,300,364.82-1,794,782.88-791,231.22

Finding the Fourth Proportional to 1,300,364.82, 1,794,782.88 and 791,231.22

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Solution

The fourth proportional to 1,300,364.82, 1,794,782.88 and 791,231.22 is: 1,092,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,364.82 : 1,794,782.88 = 791,231.22 : x
  2. Step 2: Convert to fraction form
    1,300,364.82/1,794,782.88 = 791,231.22/x
  3. Step 3: Cross multiply
    1,300,364.82x = 1,794,782.88 × 791,231.22
  4. Step 4: Simplify right side
    1,300,364.82x = 1,420,088,247,777.51
  5. Step 5: Solve for x
    x = 1,420,088,247,777.51/1,300,364.82
  6. Step 6: Final answer
    x = 1,092,069.11

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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.