Home / 1,591,880.05-2,196,833.98-866,767.56

Finding the Fourth Proportional to 1,591,880.05, 2,196,833.98 and 866,767.56

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Solution

The fourth proportional to 1,591,880.05, 2,196,833.98 and 866,767.56 is: 1,196,160.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,880.05 : 2,196,833.98 = 866,767.56 : x
  2. Step 2: Convert to fraction form
    1,591,880.05/2,196,833.98 = 866,767.56/x
  3. Step 3: Cross multiply
    1,591,880.05x = 2,196,833.98 × 866,767.56
  4. Step 4: Simplify right side
    1,591,880.05x = 1,904,144,428,406.21
  5. Step 5: Solve for x
    x = 1,904,144,428,406.21/1,591,880.05
  6. Step 6: Final answer
    x = 1,196,160.74

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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.