Home / 1,284,016.87-1,771,943.88-703,276.59

Finding the Fourth Proportional to 1,284,016.87, 1,771,943.88 and 703,276.59

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Solution

The fourth proportional to 1,284,016.87, 1,771,943.88 and 703,276.59 is: 970,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,016.87 : 1,771,943.88 = 703,276.59 : x
  2. Step 2: Convert to fraction form
    1,284,016.87/1,771,943.88 = 703,276.59/x
  3. Step 3: Cross multiply
    1,284,016.87x = 1,771,943.88 × 703,276.59
  4. Step 4: Simplify right side
    1,284,016.87x = 1,246,166,645,470.58
  5. Step 5: Solve for x
    x = 1,246,166,645,470.58/1,284,016.87
  6. Step 6: Final answer
    x = 970,522.02

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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.