Home / 2,111,593-3,167,917.62-615,685

Finding the Fourth Proportional to 2,111,593, 3,167,917.62 and 615,685

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Solution

The fourth proportional to 2,111,593, 3,167,917.62 and 615,685 is: 923,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,593 : 3,167,917.62 = 615,685 : x
  2. Step 2: Convert to fraction form
    2,111,593/3,167,917.62 = 615,685/x
  3. Step 3: Cross multiply
    2,111,593x = 3,167,917.62 × 615,685
  4. Step 4: Simplify right side
    2,111,593x = 1,950,439,359,869.70
  5. Step 5: Solve for x
    x = 1,950,439,359,869.70/2,111,593
  6. Step 6: Final answer
    x = 923,681.49

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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.