Home / 3,384,431.12-4,670,471.40-1,934,109.92

Finding the Fourth Proportional to 3,384,431.12, 4,670,471.40 and 1,934,109.92

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Solution

The fourth proportional to 3,384,431.12, 4,670,471.40 and 1,934,109.92 is: 2,669,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,431.12 : 4,670,471.40 = 1,934,109.92 : x
  2. Step 2: Convert to fraction form
    3,384,431.12/4,670,471.40 = 1,934,109.92/x
  3. Step 3: Cross multiply
    3,384,431.12x = 4,670,471.40 × 1,934,109.92
  4. Step 4: Simplify right side
    3,384,431.12x = 9,033,205,065,816.29
  5. Step 5: Solve for x
    x = 9,033,205,065,816.29/3,384,431.12
  6. Step 6: Final answer
    x = 2,669,046.80

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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.