Home / 1,524,126.78-2,104,245.54-981,203.22

Finding the Fourth Proportional to 1,524,126.78, 2,104,245.54 and 981,203.22

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Solution

The fourth proportional to 1,524,126.78, 2,104,245.54 and 981,203.22 is: 1,354,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,126.78 : 2,104,245.54 = 981,203.22 : x
  2. Step 2: Convert to fraction form
    1,524,126.78/2,104,245.54 = 981,203.22/x
  3. Step 3: Cross multiply
    1,524,126.78x = 2,104,245.54 × 981,203.22
  4. Step 4: Simplify right side
    1,524,126.78x = 2,064,692,499,518.64
  5. Step 5: Solve for x
    x = 2,064,692,499,518.64/1,524,126.78
  6. Step 6: Final answer
    x = 1,354,672.41

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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.