Home / 1,563,760.12-2,157,961.45-866,026.48

Finding the Fourth Proportional to 1,563,760.12, 2,157,961.45 and 866,026.48

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Solution

The fourth proportional to 1,563,760.12, 2,157,961.45 and 866,026.48 is: 1,195,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,760.12 : 2,157,961.45 = 866,026.48 : x
  2. Step 2: Convert to fraction form
    1,563,760.12/2,157,961.45 = 866,026.48/x
  3. Step 3: Cross multiply
    1,563,760.12x = 2,157,961.45 × 866,026.48
  4. Step 4: Simplify right side
    1,563,760.12x = 1,868,851,758,519.20
  5. Step 5: Solve for x
    x = 1,868,851,758,519.20/1,563,760.12
  6. Step 6: Final answer
    x = 1,195,101.30

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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.