Home / 1,528,450.38-2,293,706.57-629,872.20

Finding the Fourth Proportional to 1,528,450.38, 2,293,706.57 and 629,872.20

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Solution

The fourth proportional to 1,528,450.38, 2,293,706.57 and 629,872.20 is: 945,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,450.38 : 2,293,706.57 = 629,872.20 : x
  2. Step 2: Convert to fraction form
    1,528,450.38/2,293,706.57 = 629,872.20/x
  3. Step 3: Cross multiply
    1,528,450.38x = 2,293,706.57 × 629,872.20
  4. Step 4: Simplify right side
    1,528,450.38x = 1,444,742,000,250.99
  5. Step 5: Solve for x
    x = 1,444,742,000,250.99/1,528,450.38
  6. Step 6: Final answer
    x = 945,233.17

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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.