Home / 1,999,660.48-2,999,940.92-633,516.57

Finding the Fourth Proportional to 1,999,660.48, 2,999,940.92 and 633,516.57

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Solution

The fourth proportional to 1,999,660.48, 2,999,940.92 and 633,516.57 is: 950,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,660.48 : 2,999,940.92 = 633,516.57 : x
  2. Step 2: Convert to fraction form
    1,999,660.48/2,999,940.92 = 633,516.57/x
  3. Step 3: Cross multiply
    1,999,660.48x = 2,999,940.92 × 633,516.57
  4. Step 4: Simplify right side
    1,999,660.48x = 1,900,512,281,841.04
  5. Step 5: Solve for x
    x = 1,900,512,281,841.04/1,999,660.48
  6. Step 6: Final answer
    x = 950,417.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.