Home / 3,857,602.31-5,782,352.90-1,297,928.66

Finding the Fourth Proportional to 3,857,602.31, 5,782,352.90 and 1,297,928.66

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Solution

The fourth proportional to 3,857,602.31, 5,782,352.90 and 1,297,928.66 is: 1,945,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,602.31 : 5,782,352.90 = 1,297,928.66 : x
  2. Step 2: Convert to fraction form
    3,857,602.31/5,782,352.90 = 1,297,928.66/x
  3. Step 3: Cross multiply
    3,857,602.31x = 5,782,352.90 × 1,297,928.66
  4. Step 4: Simplify right side
    3,857,602.31x = 7,505,081,559,110.35
  5. Step 5: Solve for x
    x = 7,505,081,559,110.35/3,857,602.31
  6. Step 6: Final answer
    x = 1,945,530.14

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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.