Home / 3,621,774.30-5,433,317.55-1,820,123.70

Finding the Fourth Proportional to 3,621,774.30, 5,433,317.55 and 1,820,123.70

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Solution

The fourth proportional to 3,621,774.30, 5,433,317.55 and 1,820,123.70 is: 2,730,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,774.30 : 5,433,317.55 = 1,820,123.70 : x
  2. Step 2: Convert to fraction form
    3,621,774.30/5,433,317.55 = 1,820,123.70/x
  3. Step 3: Cross multiply
    3,621,774.30x = 5,433,317.55 × 1,820,123.70
  4. Step 4: Simplify right side
    3,621,774.30x = 9,889,310,042,380.93
  5. Step 5: Solve for x
    x = 9,889,310,042,380.93/3,621,774.30
  6. Step 6: Final answer
    x = 2,730,515.27

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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.