Home / 1,558,486.40-2,337,729.60-994,467.20

Finding the Fourth Proportional to 1,558,486.40, 2,337,729.60 and 994,467.20

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Solution

The fourth proportional to 1,558,486.40, 2,337,729.60 and 994,467.20 is: 1,491,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,486.40 : 2,337,729.60 = 994,467.20 : x
  2. Step 2: Convert to fraction form
    1,558,486.40/2,337,729.60 = 994,467.20/x
  3. Step 3: Cross multiply
    1,558,486.40x = 2,337,729.60 × 994,467.20
  4. Step 4: Simplify right side
    1,558,486.40x = 2,324,795,409,669.12
  5. Step 5: Solve for x
    x = 2,324,795,409,669.12/1,558,486.40
  6. Step 6: Final answer
    x = 1,491,700.80

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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.