Home / 1,519,480.62-2,096,742.33-840,402.54

Finding the Fourth Proportional to 1,519,480.62, 2,096,742.33 and 840,402.54

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Solution

The fourth proportional to 1,519,480.62, 2,096,742.33 and 840,402.54 is: 1,159,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,480.62 : 2,096,742.33 = 840,402.54 : x
  2. Step 2: Convert to fraction form
    1,519,480.62/2,096,742.33 = 840,402.54/x
  3. Step 3: Cross multiply
    1,519,480.62x = 2,096,742.33 × 840,402.54
  4. Step 4: Simplify right side
    1,519,480.62x = 1,762,107,579,857.52
  5. Step 5: Solve for x
    x = 1,762,107,579,857.52/1,519,480.62
  6. Step 6: Final answer
    x = 1,159,677.56

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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.