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Finding the Fourth Proportional to 1,332,849.74, 1,837,419.59 and 950,212.22

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Solution

The fourth proportional to 1,332,849.74, 1,837,419.59 and 950,212.22 is: 1,309,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,849.74 : 1,837,419.59 = 950,212.22 : x
  2. Step 2: Convert to fraction form
    1,332,849.74/1,837,419.59 = 950,212.22/x
  3. Step 3: Cross multiply
    1,332,849.74x = 1,837,419.59 × 950,212.22
  4. Step 4: Simplify right side
    1,332,849.74x = 1,745,938,540,873.82
  5. Step 5: Solve for x
    x = 1,745,938,540,873.82/1,332,849.74
  6. Step 6: Final answer
    x = 1,309,929.02

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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.