Home / 1,252,648.48-1,879,917.35-916,556.25

Finding the Fourth Proportional to 1,252,648.48, 1,879,917.35 and 916,556.25

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Solution

The fourth proportional to 1,252,648.48, 1,879,917.35 and 916,556.25 is: 1,375,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,648.48 : 1,879,917.35 = 916,556.25 : x
  2. Step 2: Convert to fraction form
    1,252,648.48/1,879,917.35 = 916,556.25/x
  3. Step 3: Cross multiply
    1,252,648.48x = 1,879,917.35 × 916,556.25
  4. Step 4: Simplify right side
    1,252,648.48x = 1,723,049,996,625.94
  5. Step 5: Solve for x
    x = 1,723,049,996,625.94/1,252,648.48
  6. Step 6: Final answer
    x = 1,375,525.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.