Home / 1,341,493.88-1,851,260.21-768,536.33

Finding the Fourth Proportional to 1,341,493.88, 1,851,260.21 and 768,536.33

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Solution

The fourth proportional to 1,341,493.88, 1,851,260.21 and 768,536.33 is: 1,060,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,493.88 : 1,851,260.21 = 768,536.33 : x
  2. Step 2: Convert to fraction form
    1,341,493.88/1,851,260.21 = 768,536.33/x
  3. Step 3: Cross multiply
    1,341,493.88x = 1,851,260.21 × 768,536.33
  4. Step 4: Simplify right side
    1,341,493.88x = 1,422,760,714,569.45
  5. Step 5: Solve for x
    x = 1,422,760,714,569.45/1,341,493.88
  6. Step 6: Final answer
    x = 1,060,579.36

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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.