Home / 1,819,777.56-2,511,275.70-1,003,987.80

Finding the Fourth Proportional to 1,819,777.56, 2,511,275.70 and 1,003,987.80

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Solution

The fourth proportional to 1,819,777.56, 2,511,275.70 and 1,003,987.80 is: 1,385,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,777.56 : 2,511,275.70 = 1,003,987.80 : x
  2. Step 2: Convert to fraction form
    1,819,777.56/2,511,275.70 = 1,003,987.80/x
  3. Step 3: Cross multiply
    1,819,777.56x = 2,511,275.70 × 1,003,987.80
  4. Step 4: Simplify right side
    1,819,777.56x = 2,521,290,165,236.46
  5. Step 5: Solve for x
    x = 2,521,290,165,236.46/1,819,777.56
  6. Step 6: Final answer
    x = 1,385,493.60

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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.