Home / 1,398,224.43-2,096,007.84-891,362.88

Finding the Fourth Proportional to 1,398,224.43, 2,096,007.84 and 891,362.88

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Solution

The fourth proportional to 1,398,224.43, 2,096,007.84 and 891,362.88 is: 1,336,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,224.43 : 2,096,007.84 = 891,362.88 : x
  2. Step 2: Convert to fraction form
    1,398,224.43/2,096,007.84 = 891,362.88/x
  3. Step 3: Cross multiply
    1,398,224.43x = 2,096,007.84 × 891,362.88
  4. Step 4: Simplify right side
    1,398,224.43x = 1,868,303,584,764.98
  5. Step 5: Solve for x
    x = 1,868,303,584,764.98/1,398,224.43
  6. Step 6: Final answer
    x = 1,336,197.21

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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.