Home / 1,616,384.66-2,231,151.35-963,215.60

Finding the Fourth Proportional to 1,616,384.66, 2,231,151.35 and 963,215.60

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Solution

The fourth proportional to 1,616,384.66, 2,231,151.35 and 963,215.60 is: 1,329,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,384.66 : 2,231,151.35 = 963,215.60 : x
  2. Step 2: Convert to fraction form
    1,616,384.66/2,231,151.35 = 963,215.60/x
  3. Step 3: Cross multiply
    1,616,384.66x = 2,231,151.35 × 963,215.60
  4. Step 4: Simplify right side
    1,616,384.66x = 2,149,079,770,309.23
  5. Step 5: Solve for x
    x = 2,149,079,770,309.23/1,616,384.66
  6. Step 6: Final answer
    x = 1,329,559.62

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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.