Home / 1,021,908.59-1,410,166.37-613,767.90

Finding the Fourth Proportional to 1,021,908.59, 1,410,166.37 and 613,767.90

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Solution

The fourth proportional to 1,021,908.59, 1,410,166.37 and 613,767.90 is: 846,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,908.59 : 1,410,166.37 = 613,767.90 : x
  2. Step 2: Convert to fraction form
    1,021,908.59/1,410,166.37 = 613,767.90/x
  3. Step 3: Cross multiply
    1,021,908.59x = 1,410,166.37 × 613,767.90
  4. Step 4: Simplify right side
    1,021,908.59x = 865,514,848,496.68
  5. Step 5: Solve for x
    x = 865,514,848,496.68/1,021,908.59
  6. Step 6: Final answer
    x = 846,959.17

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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.