Home / 1,674,640.74-2,310,982.54-910,677.90

Finding the Fourth Proportional to 1,674,640.74, 2,310,982.54 and 910,677.90

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Solution

The fourth proportional to 1,674,640.74, 2,310,982.54 and 910,677.90 is: 1,256,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,640.74 : 2,310,982.54 = 910,677.90 : x
  2. Step 2: Convert to fraction form
    1,674,640.74/2,310,982.54 = 910,677.90/x
  3. Step 3: Cross multiply
    1,674,640.74x = 2,310,982.54 × 910,677.90
  4. Step 4: Simplify right side
    1,674,640.74x = 2,104,560,726,463.87
  5. Step 5: Solve for x
    x = 2,104,560,726,463.87/1,674,640.74
  6. Step 6: Final answer
    x = 1,256,723.71

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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.