Home / 1,310,724.30-1,965,172.68-580,850.10

Finding the Fourth Proportional to 1,310,724.30, 1,965,172.68 and 580,850.10

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Solution

The fourth proportional to 1,310,724.30, 1,965,172.68 and 580,850.10 is: 870,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,724.30 : 1,965,172.68 = 580,850.10 : x
  2. Step 2: Convert to fraction form
    1,310,724.30/1,965,172.68 = 580,850.10/x
  3. Step 3: Cross multiply
    1,310,724.30x = 1,965,172.68 × 580,850.10
  4. Step 4: Simplify right side
    1,310,724.30x = 1,141,470,747,695.27
  5. Step 5: Solve for x
    x = 1,141,470,747,695.27/1,310,724.30
  6. Step 6: Final answer
    x = 870,870.21

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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.