Home / 783,784.86-1,081,723.16-461,524.94

Finding the Fourth Proportional to 783,784.86, 1,081,723.16 and 461,524.94

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Solution

The fourth proportional to 783,784.86, 1,081,723.16 and 461,524.94 is: 636,963.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,784.86 : 1,081,723.16 = 461,524.94 : x
  2. Step 2: Convert to fraction form
    783,784.86/1,081,723.16 = 461,524.94/x
  3. Step 3: Cross multiply
    783,784.86x = 1,081,723.16 × 461,524.94
  4. Step 4: Simplify right side
    783,784.86x = 499,242,213,721.19
  5. Step 5: Solve for x
    x = 499,242,213,721.19/783,784.86
  6. Step 6: Final answer
    x = 636,963.33

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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.