Home / 1,591,925.42-2,196,896.45-866,812.82

Finding the Fourth Proportional to 1,591,925.42, 2,196,896.45 and 866,812.82

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Solution

The fourth proportional to 1,591,925.42, 2,196,896.45 and 866,812.82 is: 1,196,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,925.42 : 2,196,896.45 = 866,812.82 : x
  2. Step 2: Convert to fraction form
    1,591,925.42/2,196,896.45 = 866,812.82/x
  3. Step 3: Cross multiply
    1,591,925.42x = 2,196,896.45 × 866,812.82
  4. Step 4: Simplify right side
    1,591,925.42x = 1,904,297,991,753.94
  5. Step 5: Solve for x
    x = 1,904,297,991,753.94/1,591,925.42
  6. Step 6: Final answer
    x = 1,196,223.12

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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.