Home / 3,291,457.72-4,540,382.57-1,914,646.54

Finding the Fourth Proportional to 3,291,457.72, 4,540,382.57 and 1,914,646.54

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Solution

The fourth proportional to 3,291,457.72, 4,540,382.57 and 1,914,646.54 is: 2,641,148.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,457.72 : 4,540,382.57 = 1,914,646.54 : x
  2. Step 2: Convert to fraction form
    3,291,457.72/4,540,382.57 = 1,914,646.54/x
  3. Step 3: Cross multiply
    3,291,457.72x = 4,540,382.57 × 1,914,646.54
  4. Step 4: Simplify right side
    3,291,457.72x = 8,693,227,777,926.81
  5. Step 5: Solve for x
    x = 8,693,227,777,926.81/3,291,457.72
  6. Step 6: Final answer
    x = 2,641,148.24

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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.