Home / 1,620,849.72-2,236,764.06-895,747.80

Finding the Fourth Proportional to 1,620,849.72, 2,236,764.06 and 895,747.80

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Solution

The fourth proportional to 1,620,849.72, 2,236,764.06 and 895,747.80 is: 1,236,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,849.72 : 2,236,764.06 = 895,747.80 : x
  2. Step 2: Convert to fraction form
    1,620,849.72/2,236,764.06 = 895,747.80/x
  3. Step 3: Cross multiply
    1,620,849.72x = 2,236,764.06 × 895,747.80
  4. Step 4: Simplify right side
    1,620,849.72x = 2,003,576,485,864.07
  5. Step 5: Solve for x
    x = 2,003,576,485,864.07/1,620,849.72
  6. Step 6: Final answer
    x = 1,236,127.24

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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.