Home / 1,558,038-2,150,092.44-842,646

Finding the Fourth Proportional to 1,558,038, 2,150,092.44 and 842,646

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Solution

The fourth proportional to 1,558,038, 2,150,092.44 and 842,646 is: 1,162,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,038 : 2,150,092.44 = 842,646 : x
  2. Step 2: Convert to fraction form
    1,558,038/2,150,092.44 = 842,646/x
  3. Step 3: Cross multiply
    1,558,038x = 2,150,092.44 × 842,646
  4. Step 4: Simplify right side
    1,558,038x = 1,811,766,794,196.24
  5. Step 5: Solve for x
    x = 1,811,766,794,196.24/1,558,038
  6. Step 6: Final answer
    x = 1,162,851.48

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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.