Home / 1,341,514.40-1,851,288.52-768,556.84

Finding the Fourth Proportional to 1,341,514.40, 1,851,288.52 and 768,556.84

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Solution

The fourth proportional to 1,341,514.40, 1,851,288.52 and 768,556.84 is: 1,060,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,514.40 : 1,851,288.52 = 768,556.84 : x
  2. Step 2: Convert to fraction form
    1,341,514.40/1,851,288.52 = 768,556.84/x
  3. Step 3: Cross multiply
    1,341,514.40x = 1,851,288.52 × 768,556.84
  4. Step 4: Simplify right side
    1,341,514.40x = 1,422,820,454,859.48
  5. Step 5: Solve for x
    x = 1,422,820,454,859.48/1,341,514.40
  6. Step 6: Final answer
    x = 1,060,607.66

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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.