Home / 1,808,404.88-2,710,948.44-810,588.56

Finding the Fourth Proportional to 1,808,404.88, 2,710,948.44 and 810,588.56

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Solution

The fourth proportional to 1,808,404.88, 2,710,948.44 and 810,588.56 is: 1,215,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,404.88 : 2,710,948.44 = 810,588.56 : x
  2. Step 2: Convert to fraction form
    1,808,404.88/2,710,948.44 = 810,588.56/x
  3. Step 3: Cross multiply
    1,808,404.88x = 2,710,948.44 × 810,588.56
  4. Step 4: Simplify right side
    1,808,404.88x = 2,197,463,792,213.85
  5. Step 5: Solve for x
    x = 2,197,463,792,213.85/1,808,404.88
  6. Step 6: Final answer
    x = 1,215,139.27

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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.