Home / 786,051.89-1,084,691.86-441,833.12

Finding the Fourth Proportional to 786,051.89, 1,084,691.86 and 441,833.12

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Solution

The fourth proportional to 786,051.89, 1,084,691.86 and 441,833.12 is: 609,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,051.89 : 1,084,691.86 = 441,833.12 : x
  2. Step 2: Convert to fraction form
    786,051.89/1,084,691.86 = 441,833.12/x
  3. Step 3: Cross multiply
    786,051.89x = 1,084,691.86 × 441,833.12
  4. Step 4: Simplify right side
    786,051.89x = 479,252,788,742.40
  5. Step 5: Solve for x
    x = 479,252,788,742.40/786,051.89
  6. Step 6: Final answer
    x = 609,696.12

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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.