Home / 1,195,761.34-1,649,217.54-766,081.45

Finding the Fourth Proportional to 1,195,761.34, 1,649,217.54 and 766,081.45

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Solution

The fourth proportional to 1,195,761.34, 1,649,217.54 and 766,081.45 is: 1,056,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,761.34 : 1,649,217.54 = 766,081.45 : x
  2. Step 2: Convert to fraction form
    1,195,761.34/1,649,217.54 = 766,081.45/x
  3. Step 3: Cross multiply
    1,195,761.34x = 1,649,217.54 × 766,081.45
  4. Step 4: Simplify right side
    1,195,761.34x = 1,263,434,964,408.63
  5. Step 5: Solve for x
    x = 1,263,434,964,408.63/1,195,761.34
  6. Step 6: Final answer
    x = 1,056,594.59

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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.