Home / 1,611,381.18-2,418,136.59-758,696.67

Finding the Fourth Proportional to 1,611,381.18, 2,418,136.59 and 758,696.67

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Solution

The fourth proportional to 1,611,381.18, 2,418,136.59 and 758,696.67 is: 1,138,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,381.18 : 2,418,136.59 = 758,696.67 : x
  2. Step 2: Convert to fraction form
    1,611,381.18/2,418,136.59 = 758,696.67/x
  3. Step 3: Cross multiply
    1,611,381.18x = 2,418,136.59 × 758,696.67
  4. Step 4: Simplify right side
    1,611,381.18x = 1,834,632,178,438.16
  5. Step 5: Solve for x
    x = 1,834,632,178,438.16/1,611,381.18
  6. Step 6: Final answer
    x = 1,138,546.36

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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.