Home / 3,154,071.81-4,731,107.22-757,916.43

Finding the Fourth Proportional to 3,154,071.81, 4,731,107.22 and 757,916.43

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Solution

The fourth proportional to 3,154,071.81, 4,731,107.22 and 757,916.43 is: 1,136,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,071.81 : 4,731,107.22 = 757,916.43 : x
  2. Step 2: Convert to fraction form
    3,154,071.81/4,731,107.22 = 757,916.43/x
  3. Step 3: Cross multiply
    3,154,071.81x = 4,731,107.22 × 757,916.43
  4. Step 4: Simplify right side
    3,154,071.81x = 3,585,783,894,129.62
  5. Step 5: Solve for x
    x = 3,585,783,894,129.62/3,154,071.81
  6. Step 6: Final answer
    x = 1,136,874.53

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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.