Home / 1,719,302.80-2,578,954.20-922,141.30

Finding the Fourth Proportional to 1,719,302.80, 2,578,954.20 and 922,141.30

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Solution

The fourth proportional to 1,719,302.80, 2,578,954.20 and 922,141.30 is: 1,383,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,302.80 : 2,578,954.20 = 922,141.30 : x
  2. Step 2: Convert to fraction form
    1,719,302.80/2,578,954.20 = 922,141.30/x
  3. Step 3: Cross multiply
    1,719,302.80x = 2,578,954.20 × 922,141.30
  4. Step 4: Simplify right side
    1,719,302.80x = 2,378,160,178,628.46
  5. Step 5: Solve for x
    x = 2,378,160,178,628.46/1,719,302.80
  6. Step 6: Final answer
    x = 1,383,211.95

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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.