Home / 1,195,796.34-1,649,265.84-766,116.72

Finding the Fourth Proportional to 1,195,796.34, 1,649,265.84 and 766,116.72

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Solution

The fourth proportional to 1,195,796.34, 1,649,265.84 and 766,116.72 is: 1,056,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,796.34 : 1,649,265.84 = 766,116.72 : x
  2. Step 2: Convert to fraction form
    1,195,796.34/1,649,265.84 = 766,116.72/x
  3. Step 3: Cross multiply
    1,195,796.34x = 1,649,265.84 × 766,116.72
  4. Step 4: Simplify right side
    1,195,796.34x = 1,263,530,135,748.84
  5. Step 5: Solve for x
    x = 1,263,530,135,748.84/1,195,796.34
  6. Step 6: Final answer
    x = 1,056,643.25

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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.