Home / 1,522,873.71-2,101,568.19-834,436.18

Finding the Fourth Proportional to 1,522,873.71, 2,101,568.19 and 834,436.18

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Solution

The fourth proportional to 1,522,873.71, 2,101,568.19 and 834,436.18 is: 1,151,523.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,873.71 : 2,101,568.19 = 834,436.18 : x
  2. Step 2: Convert to fraction form
    1,522,873.71/2,101,568.19 = 834,436.18/x
  3. Step 3: Cross multiply
    1,522,873.71x = 2,101,568.19 × 834,436.18
  4. Step 4: Simplify right side
    1,522,873.71x = 1,753,624,531,970.94
  5. Step 5: Solve for x
    x = 1,753,624,531,970.94/1,522,873.71
  6. Step 6: Final answer
    x = 1,151,523.28

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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.