Home / 3,154,110.70-4,731,165.50-757,955.30

Finding the Fourth Proportional to 3,154,110.70, 4,731,165.50 and 757,955.30

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Solution

The fourth proportional to 3,154,110.70, 4,731,165.50 and 757,955.30 is: 1,136,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,110.70 : 4,731,165.50 = 757,955.30 : x
  2. Step 2: Convert to fraction form
    3,154,110.70/4,731,165.50 = 757,955.30/x
  3. Step 3: Cross multiply
    3,154,110.70x = 4,731,165.50 × 757,955.30
  4. Step 4: Simplify right side
    3,154,110.70x = 3,586,011,965,902.15
  5. Step 5: Solve for x
    x = 3,586,011,965,902.15/3,154,110.70
  6. Step 6: Final answer
    x = 1,136,932.82

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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.