Home / 886,992.86-1,222,612.14-693,061.58

Finding the Fourth Proportional to 886,992.86, 1,222,612.14 and 693,061.58

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Solution

The fourth proportional to 886,992.86, 1,222,612.14 and 693,061.58 is: 955,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,992.86 : 1,222,612.14 = 693,061.58 : x
  2. Step 2: Convert to fraction form
    886,992.86/1,222,612.14 = 693,061.58/x
  3. Step 3: Cross multiply
    886,992.86x = 1,222,612.14 × 693,061.58
  4. Step 4: Simplify right side
    886,992.86x = 847,345,501,475.58
  5. Step 5: Solve for x
    x = 847,345,501,475.58/886,992.86
  6. Step 6: Final answer
    x = 955,301.38

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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.