Home / 1,912,013.68-2,868,099.66-564,176.28

Finding the Fourth Proportional to 1,912,013.68, 2,868,099.66 and 564,176.28

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Solution

The fourth proportional to 1,912,013.68, 2,868,099.66 and 564,176.28 is: 846,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,013.68 : 2,868,099.66 = 564,176.28 : x
  2. Step 2: Convert to fraction form
    1,912,013.68/2,868,099.66 = 564,176.28/x
  3. Step 3: Cross multiply
    1,912,013.68x = 2,868,099.66 × 564,176.28
  4. Step 4: Simplify right side
    1,912,013.68x = 1,618,113,786,092.69
  5. Step 5: Solve for x
    x = 1,618,113,786,092.69/1,912,013.68
  6. Step 6: Final answer
    x = 846,287.77

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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.