Home / 1,070,023.98-1,605,245.79-396,110.46

Finding the Fourth Proportional to 1,070,023.98, 1,605,245.79 and 396,110.46

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Solution

The fourth proportional to 1,070,023.98, 1,605,245.79 and 396,110.46 is: 594,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,023.98 : 1,605,245.79 = 396,110.46 : x
  2. Step 2: Convert to fraction form
    1,070,023.98/1,605,245.79 = 396,110.46/x
  3. Step 3: Cross multiply
    1,070,023.98x = 1,605,245.79 × 396,110.46
  4. Step 4: Simplify right side
    1,070,023.98x = 635,854,648,289.96
  5. Step 5: Solve for x
    x = 635,854,648,289.96/1,070,023.98
  6. Step 6: Final answer
    x = 594,243.36

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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.