Home / 2,068,896.87-2,853,457.61-1,415,909.97

Finding the Fourth Proportional to 2,068,896.87, 2,853,457.61 and 1,415,909.97

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Solution

The fourth proportional to 2,068,896.87, 2,853,457.61 and 1,415,909.97 is: 1,952,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,896.87 : 2,853,457.61 = 1,415,909.97 : x
  2. Step 2: Convert to fraction form
    2,068,896.87/2,853,457.61 = 1,415,909.97/x
  3. Step 3: Cross multiply
    2,068,896.87x = 2,853,457.61 × 1,415,909.97
  4. Step 4: Simplify right side
    2,068,896.87x = 4,040,239,071,891.82
  5. Step 5: Solve for x
    x = 4,040,239,071,891.82/2,068,896.87
  6. Step 6: Final answer
    x = 1,952,847.01

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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.