Home / 1,573,516.33-2,171,449.31-885,188.66

Finding the Fourth Proportional to 1,573,516.33, 2,171,449.31 and 885,188.66

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Solution

The fourth proportional to 1,573,516.33, 2,171,449.31 and 885,188.66 is: 1,221,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,516.33 : 2,171,449.31 = 885,188.66 : x
  2. Step 2: Convert to fraction form
    1,573,516.33/2,171,449.31 = 885,188.66/x
  3. Step 3: Cross multiply
    1,573,516.33x = 2,171,449.31 × 885,188.66
  4. Step 4: Simplify right side
    1,573,516.33x = 1,922,142,289,693.64
  5. Step 5: Solve for x
    x = 1,922,142,289,693.64/1,573,516.33
  6. Step 6: Final answer
    x = 1,221,558.53

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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.