Home / 1,522,424.32-2,100,428.38-868,580.66

Finding the Fourth Proportional to 1,522,424.32, 2,100,428.38 and 868,580.66

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Solution

The fourth proportional to 1,522,424.32, 2,100,428.38 and 868,580.66 is: 1,198,346.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,424.32 : 2,100,428.38 = 868,580.66 : x
  2. Step 2: Convert to fraction form
    1,522,424.32/2,100,428.38 = 868,580.66/x
  3. Step 3: Cross multiply
    1,522,424.32x = 2,100,428.38 × 868,580.66
  4. Step 4: Simplify right side
    1,522,424.32x = 1,824,391,468,583.13
  5. Step 5: Solve for x
    x = 1,824,391,468,583.13/1,522,424.32
  6. Step 6: Final answer
    x = 1,198,346.25

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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.