Home / 1,591,022.30-2,195,595.99-865,870.94

Finding the Fourth Proportional to 1,591,022.30, 2,195,595.99 and 865,870.94

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Solution

The fourth proportional to 1,591,022.30, 2,195,595.99 and 865,870.94 is: 1,194,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,022.30 : 2,195,595.99 = 865,870.94 : x
  2. Step 2: Convert to fraction form
    1,591,022.30/2,195,595.99 = 865,870.94/x
  3. Step 3: Cross multiply
    1,591,022.30x = 2,195,595.99 × 865,870.94
  4. Step 4: Simplify right side
    1,591,022.30x = 1,901,102,763,721.53
  5. Step 5: Solve for x
    x = 1,901,102,763,721.53/1,591,022.30
  6. Step 6: Final answer
    x = 1,194,893.85

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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.