Home / 1,275,541-1,760,093.22-731,648.68

Finding the Fourth Proportional to 1,275,541, 1,760,093.22 and 731,648.68

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Solution

The fourth proportional to 1,275,541, 1,760,093.22 and 731,648.68 is: 1,009,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,541 : 1,760,093.22 = 731,648.68 : x
  2. Step 2: Convert to fraction form
    1,275,541/1,760,093.22 = 731,648.68/x
  3. Step 3: Cross multiply
    1,275,541x = 1,760,093.22 × 731,648.68
  4. Step 4: Simplify right side
    1,275,541x = 1,287,769,881,089.95
  5. Step 5: Solve for x
    x = 1,287,769,881,089.95/1,275,541
  6. Step 6: Final answer
    x = 1,009,587.21

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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.