Home / 1,021,910.83-1,410,169.47-613,770.16

Finding the Fourth Proportional to 1,021,910.83, 1,410,169.47 and 613,770.16

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Solution

The fourth proportional to 1,021,910.83, 1,410,169.47 and 613,770.16 is: 846,962.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,910.83 : 1,410,169.47 = 613,770.16 : x
  2. Step 2: Convert to fraction form
    1,021,910.83/1,410,169.47 = 613,770.16/x
  3. Step 3: Cross multiply
    1,021,910.83x = 1,410,169.47 × 613,770.16
  4. Step 4: Simplify right side
    1,021,910.83x = 865,519,941,229.02
  5. Step 5: Solve for x
    x = 865,519,941,229.02/1,021,910.83
  6. Step 6: Final answer
    x = 846,962.29

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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.