Home / 3,635,624.40-5,453,436.60-1,238,672.40

Finding the Fourth Proportional to 3,635,624.40, 5,453,436.60 and 1,238,672.40

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Solution

The fourth proportional to 3,635,624.40, 5,453,436.60 and 1,238,672.40 is: 1,858,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,624.40 : 5,453,436.60 = 1,238,672.40 : x
  2. Step 2: Convert to fraction form
    3,635,624.40/5,453,436.60 = 1,238,672.40/x
  3. Step 3: Cross multiply
    3,635,624.40x = 5,453,436.60 × 1,238,672.40
  4. Step 4: Simplify right side
    3,635,624.40x = 6,755,021,401,569.84
  5. Step 5: Solve for x
    x = 6,755,021,401,569.84/3,635,624.40
  6. Step 6: Final answer
    x = 1,858,008.60

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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.