Home / 1,075,209.41-1,611,910.16-719,136.65

Finding the Fourth Proportional to 1,075,209.41, 1,611,910.16 and 719,136.65

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Solution

The fourth proportional to 1,075,209.41, 1,611,910.16 and 719,136.65 is: 1,078,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,209.41 : 1,611,910.16 = 719,136.65 : x
  2. Step 2: Convert to fraction form
    1,075,209.41/1,611,910.16 = 719,136.65/x
  3. Step 3: Cross multiply
    1,075,209.41x = 1,611,910.16 × 719,136.65
  4. Step 4: Simplify right side
    1,075,209.41x = 1,159,183,672,997.46
  5. Step 5: Solve for x
    x = 1,159,183,672,997.46/1,075,209.41
  6. Step 6: Final answer
    x = 1,078,100.38

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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.