Home / 1,663,654.28-2,294,786.30-1,090,731.56

Finding the Fourth Proportional to 1,663,654.28, 2,294,786.30 and 1,090,731.56

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Solution

The fourth proportional to 1,663,654.28, 2,294,786.30 and 1,090,731.56 is: 1,504,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,654.28 : 2,294,786.30 = 1,090,731.56 : x
  2. Step 2: Convert to fraction form
    1,663,654.28/2,294,786.30 = 1,090,731.56/x
  3. Step 3: Cross multiply
    1,663,654.28x = 2,294,786.30 × 1,090,731.56
  4. Step 4: Simplify right side
    1,663,654.28x = 2,502,995,840,865.63
  5. Step 5: Solve for x
    x = 2,502,995,840,865.63/1,663,654.28
  6. Step 6: Final answer
    x = 1,504,516.82

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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.