Home / 1,191,719.60-1,785,185.96-551,125.44

Finding the Fourth Proportional to 1,191,719.60, 1,785,185.96 and 551,125.44

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Solution

The fourth proportional to 1,191,719.60, 1,785,185.96 and 551,125.44 is: 825,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,719.60 : 1,785,185.96 = 551,125.44 : x
  2. Step 2: Convert to fraction form
    1,191,719.60/1,785,185.96 = 551,125.44/x
  3. Step 3: Cross multiply
    1,191,719.60x = 1,785,185.96 × 551,125.44
  4. Step 4: Simplify right side
    1,191,719.60x = 983,861,397,686.82
  5. Step 5: Solve for x
    x = 983,861,397,686.82/1,191,719.60
  6. Step 6: Final answer
    x = 825,581.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.