Home / 2,272,876.29-3,136,635.36-1,240,450.39

Finding the Fourth Proportional to 2,272,876.29, 3,136,635.36 and 1,240,450.39

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Solution

The fourth proportional to 2,272,876.29, 3,136,635.36 and 1,240,450.39 is: 1,711,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,876.29 : 3,136,635.36 = 1,240,450.39 : x
  2. Step 2: Convert to fraction form
    2,272,876.29/3,136,635.36 = 1,240,450.39/x
  3. Step 3: Cross multiply
    2,272,876.29x = 3,136,635.36 × 1,240,450.39
  4. Step 4: Simplify right side
    2,272,876.29x = 3,890,840,555,599.79
  5. Step 5: Solve for x
    x = 3,890,840,555,599.79/2,272,876.29
  6. Step 6: Final answer
    x = 1,711,857.60

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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.