Home / 1,588,096.92-2,380,805.62-688,861.64

Finding the Fourth Proportional to 1,588,096.92, 2,380,805.62 and 688,861.64

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Solution

The fourth proportional to 1,588,096.92, 2,380,805.62 and 688,861.64 is: 1,032,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,096.92 : 2,380,805.62 = 688,861.64 : x
  2. Step 2: Convert to fraction form
    1,588,096.92/2,380,805.62 = 688,861.64/x
  3. Step 3: Cross multiply
    1,588,096.92x = 2,380,805.62 × 688,861.64
  4. Step 4: Simplify right side
    1,588,096.92x = 1,640,045,663,914.42
  5. Step 5: Solve for x
    x = 1,640,045,663,914.42/1,588,096.92
  6. Step 6: Final answer
    x = 1,032,711.32

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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.