Home / 1,465,946.12-2,198,834.94-870,688.28

Finding the Fourth Proportional to 1,465,946.12, 2,198,834.94 and 870,688.28

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Solution

The fourth proportional to 1,465,946.12, 2,198,834.94 and 870,688.28 is: 1,305,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,946.12 : 2,198,834.94 = 870,688.28 : x
  2. Step 2: Convert to fraction form
    1,465,946.12/2,198,834.94 = 870,688.28/x
  3. Step 3: Cross multiply
    1,465,946.12x = 2,198,834.94 × 870,688.28
  4. Step 4: Simplify right side
    1,465,946.12x = 1,914,499,811,912.50
  5. Step 5: Solve for x
    x = 1,914,499,811,912.50/1,465,946.12
  6. Step 6: Final answer
    x = 1,305,982.39

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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.