Home / 1,085,472.48-1,496,575.56-775,745.28

Finding the Fourth Proportional to 1,085,472.48, 1,496,575.56 and 775,745.28

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Solution

The fourth proportional to 1,085,472.48, 1,496,575.56 and 775,745.28 is: 1,069,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,472.48 : 1,496,575.56 = 775,745.28 : x
  2. Step 2: Convert to fraction form
    1,085,472.48/1,496,575.56 = 775,745.28/x
  3. Step 3: Cross multiply
    1,085,472.48x = 1,496,575.56 × 775,745.28
  4. Step 4: Simplify right side
    1,085,472.48x = 1,160,961,426,833.36
  5. Step 5: Solve for x
    x = 1,160,961,426,833.36/1,085,472.48
  6. Step 6: Final answer
    x = 1,069,544.78

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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.