Home / 1,481,043.88-2,221,586.48-521,530.44

Finding the Fourth Proportional to 1,481,043.88, 2,221,586.48 and 521,530.44

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Solution

The fourth proportional to 1,481,043.88, 2,221,586.48 and 521,530.44 is: 782,302.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,043.88 : 2,221,586.48 = 521,530.44 : x
  2. Step 2: Convert to fraction form
    1,481,043.88/2,221,586.48 = 521,530.44/x
  3. Step 3: Cross multiply
    1,481,043.88x = 2,221,586.48 × 521,530.44
  4. Step 4: Simplify right side
    1,481,043.88x = 1,158,624,960,696.87
  5. Step 5: Solve for x
    x = 1,158,624,960,696.87/1,481,043.88
  6. Step 6: Final answer
    x = 782,302.93

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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.