Home / 3,154,086.23-4,731,128.82-757,930.86

Finding the Fourth Proportional to 3,154,086.23, 4,731,128.82 and 757,930.86

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Solution

The fourth proportional to 3,154,086.23, 4,731,128.82 and 757,930.86 is: 1,136,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,086.23 : 4,731,128.82 = 757,930.86 : x
  2. Step 2: Convert to fraction form
    3,154,086.23/4,731,128.82 = 757,930.86/x
  3. Step 3: Cross multiply
    3,154,086.23x = 4,731,128.82 × 757,930.86
  4. Step 4: Simplify right side
    3,154,086.23x = 3,585,868,535,313.39
  5. Step 5: Solve for x
    x = 3,585,868,535,313.39/3,154,086.23
  6. Step 6: Final answer
    x = 1,136,896.17

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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.