Home / 1,418,953.38-1,958,197.17-774,414.91

Finding the Fourth Proportional to 1,418,953.38, 1,958,197.17 and 774,414.91

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Solution

The fourth proportional to 1,418,953.38, 1,958,197.17 and 774,414.91 is: 1,068,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,953.38 : 1,958,197.17 = 774,414.91 : x
  2. Step 2: Convert to fraction form
    1,418,953.38/1,958,197.17 = 774,414.91/x
  3. Step 3: Cross multiply
    1,418,953.38x = 1,958,197.17 × 774,414.91
  4. Step 4: Simplify right side
    1,418,953.38x = 1,516,457,085,167.80
  5. Step 5: Solve for x
    x = 1,516,457,085,167.80/1,418,953.38
  6. Step 6: Final answer
    x = 1,068,715.23

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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.