Home / 3,485,372.39-5,224,320.86-1,685,780.30

Finding the Fourth Proportional to 3,485,372.39, 5,224,320.86 and 1,685,780.30

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Solution

The fourth proportional to 3,485,372.39, 5,224,320.86 and 1,685,780.30 is: 2,526,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,372.39 : 5,224,320.86 = 1,685,780.30 : x
  2. Step 2: Convert to fraction form
    3,485,372.39/5,224,320.86 = 1,685,780.30/x
  3. Step 3: Cross multiply
    3,485,372.39x = 5,224,320.86 × 1,685,780.30
  4. Step 4: Simplify right side
    3,485,372.39x = 8,807,057,205,522.56
  5. Step 5: Solve for x
    x = 8,807,057,205,522.56/3,485,372.39
  6. Step 6: Final answer
    x = 2,526,862.62

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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.