Home / 1,041,026.90-1,561,540.35-804,539.30

Finding the Fourth Proportional to 1,041,026.90, 1,561,540.35 and 804,539.30

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Solution

The fourth proportional to 1,041,026.90, 1,561,540.35 and 804,539.30 is: 1,206,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,026.90 : 1,561,540.35 = 804,539.30 : x
  2. Step 2: Convert to fraction form
    1,041,026.90/1,561,540.35 = 804,539.30/x
  3. Step 3: Cross multiply
    1,041,026.90x = 1,561,540.35 × 804,539.30
  4. Step 4: Simplify right side
    1,041,026.90x = 1,256,320,580,110.76
  5. Step 5: Solve for x
    x = 1,256,320,580,110.76/1,041,026.90
  6. Step 6: Final answer
    x = 1,206,808.95

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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.