Home / 816,089.36-1,125,016.36-570,311.06

Finding the Fourth Proportional to 816,089.36, 1,125,016.36 and 570,311.06

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Solution

The fourth proportional to 816,089.36, 1,125,016.36 and 570,311.06 is: 786,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,089.36 : 1,125,016.36 = 570,311.06 : x
  2. Step 2: Convert to fraction form
    816,089.36/1,125,016.36 = 570,311.06/x
  3. Step 3: Cross multiply
    816,089.36x = 1,125,016.36 × 570,311.06
  4. Step 4: Simplify right side
    816,089.36x = 641,609,274,175.71
  5. Step 5: Solve for x
    x = 641,609,274,175.71/816,089.36
  6. Step 6: Final answer
    x = 786,199.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.