Home / 1,377,469.96-2,062,768.58-870,501.50

Finding the Fourth Proportional to 1,377,469.96, 2,062,768.58 and 870,501.50

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Solution

The fourth proportional to 1,377,469.96, 2,062,768.58 and 870,501.50 is: 1,303,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,469.96 : 2,062,768.58 = 870,501.50 : x
  2. Step 2: Convert to fraction form
    1,377,469.96/2,062,768.58 = 870,501.50/x
  3. Step 3: Cross multiply
    1,377,469.96x = 2,062,768.58 × 870,501.50
  4. Step 4: Simplify right side
    1,377,469.96x = 1,795,643,143,042.87
  5. Step 5: Solve for x
    x = 1,795,643,143,042.87/1,377,469.96
  6. Step 6: Final answer
    x = 1,303,580.62

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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.