Home / 1,412,913.55-1,949,761.81-801,107.70

Finding the Fourth Proportional to 1,412,913.55, 1,949,761.81 and 801,107.70

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Solution

The fourth proportional to 1,412,913.55, 1,949,761.81 and 801,107.70 is: 1,105,495.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,913.55 : 1,949,761.81 = 801,107.70 : x
  2. Step 2: Convert to fraction form
    1,412,913.55/1,949,761.81 = 801,107.70/x
  3. Step 3: Cross multiply
    1,412,913.55x = 1,949,761.81 × 801,107.70
  4. Step 4: Simplify right side
    1,412,913.55x = 1,561,969,199,156.94
  5. Step 5: Solve for x
    x = 1,561,969,199,156.94/1,412,913.55
  6. Step 6: Final answer
    x = 1,105,495.24

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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.