Home / 1,777,136.31-2,663,562.76-816,265.98

Finding the Fourth Proportional to 1,777,136.31, 2,663,562.76 and 816,265.98

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Solution

The fourth proportional to 1,777,136.31, 2,663,562.76 and 816,265.98 is: 1,223,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,136.31 : 2,663,562.76 = 816,265.98 : x
  2. Step 2: Convert to fraction form
    1,777,136.31/2,663,562.76 = 816,265.98/x
  3. Step 3: Cross multiply
    1,777,136.31x = 2,663,562.76 × 816,265.98
  4. Step 4: Simplify right side
    1,777,136.31x = 2,174,175,664,542.24
  5. Step 5: Solve for x
    x = 2,174,175,664,542.24/1,777,136.31
  6. Step 6: Final answer
    x = 1,223,415.25

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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.