Home / 1,851,586.80-2,777,360.14-1,405,050

Finding the Fourth Proportional to 1,851,586.80, 2,777,360.14 and 1,405,050

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Solution

The fourth proportional to 1,851,586.80, 2,777,360.14 and 1,405,050 is: 2,107,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,586.80 : 2,777,360.14 = 1,405,050 : x
  2. Step 2: Convert to fraction form
    1,851,586.80/2,777,360.14 = 1,405,050/x
  3. Step 3: Cross multiply
    1,851,586.80x = 2,777,360.14 × 1,405,050
  4. Step 4: Simplify right side
    1,851,586.80x = 3,902,329,864,707
  5. Step 5: Solve for x
    x = 3,902,329,864,707/1,851,586.80
  6. Step 6: Final answer
    x = 2,107,559.78

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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.