Home / 3,819,605.90-5,728,193.56-1,260,343.82

Finding the Fourth Proportional to 3,819,605.90, 5,728,193.56 and 1,260,343.82

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Solution

The fourth proportional to 3,819,605.90, 5,728,193.56 and 1,260,343.82 is: 1,890,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,605.90 : 5,728,193.56 = 1,260,343.82 : x
  2. Step 2: Convert to fraction form
    3,819,605.90/5,728,193.56 = 1,260,343.82/x
  3. Step 3: Cross multiply
    3,819,605.90x = 5,728,193.56 × 1,260,343.82
  4. Step 4: Simplify right side
    3,819,605.90x = 7,219,493,334,831.47
  5. Step 5: Solve for x
    x = 7,219,493,334,831.47/3,819,605.90
  6. Step 6: Final answer
    x = 1,890,114.72

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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.