Home / 1,021,909.59-1,410,167.75-613,768.91

Finding the Fourth Proportional to 1,021,909.59, 1,410,167.75 and 613,768.91

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Solution

The fourth proportional to 1,021,909.59, 1,410,167.75 and 613,768.91 is: 846,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,909.59 : 1,410,167.75 = 613,768.91 : x
  2. Step 2: Convert to fraction form
    1,021,909.59/1,410,167.75 = 613,768.91/x
  3. Step 3: Cross multiply
    1,021,909.59x = 1,410,167.75 × 613,768.91
  4. Step 4: Simplify right side
    1,021,909.59x = 865,517,112,714.97
  5. Step 5: Solve for x
    x = 865,517,112,714.97/1,021,909.59
  6. Step 6: Final answer
    x = 846,960.55

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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.