Home / 2,972,362.40-4,101,859.94-1,683,451.92

Finding the Fourth Proportional to 2,972,362.40, 4,101,859.94 and 1,683,451.92

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Solution

The fourth proportional to 2,972,362.40, 4,101,859.94 and 1,683,451.92 is: 2,323,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,362.40 : 4,101,859.94 = 1,683,451.92 : x
  2. Step 2: Convert to fraction form
    2,972,362.40/4,101,859.94 = 1,683,451.92/x
  3. Step 3: Cross multiply
    2,972,362.40x = 4,101,859.94 × 1,683,451.92
  4. Step 4: Simplify right side
    2,972,362.40x = 6,905,283,991,564.08
  5. Step 5: Solve for x
    x = 6,905,283,991,564.08/2,972,362.40
  6. Step 6: Final answer
    x = 2,323,163.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.