Home / 3,555,930.80-5,333,896.20-3,317,985.20

Finding the Fourth Proportional to 3,555,930.80, 5,333,896.20 and 3,317,985.20

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Solution

The fourth proportional to 3,555,930.80, 5,333,896.20 and 3,317,985.20 is: 4,976,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,930.80 : 5,333,896.20 = 3,317,985.20 : x
  2. Step 2: Convert to fraction form
    3,555,930.80/5,333,896.20 = 3,317,985.20/x
  3. Step 3: Cross multiply
    3,555,930.80x = 5,333,896.20 × 3,317,985.20
  4. Step 4: Simplify right side
    3,555,930.80x = 17,697,788,649,936.24
  5. Step 5: Solve for x
    x = 17,697,788,649,936.24/3,555,930.80
  6. Step 6: Final answer
    x = 4,976,977.80

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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.