Home / 1,279,663.18-1,765,124.24-973,067.40

Finding the Fourth Proportional to 1,279,663.18, 1,765,124.24 and 973,067.40

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Solution

The fourth proportional to 1,279,663.18, 1,765,124.24 and 973,067.40 is: 1,342,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,663.18 : 1,765,124.24 = 973,067.40 : x
  2. Step 2: Convert to fraction form
    1,279,663.18/1,765,124.24 = 973,067.40/x
  3. Step 3: Cross multiply
    1,279,663.18x = 1,765,124.24 × 973,067.40
  4. Step 4: Simplify right side
    1,279,663.18x = 1,717,584,850,028.44
  5. Step 5: Solve for x
    x = 1,717,584,850,028.44/1,279,663.18
  6. Step 6: Final answer
    x = 1,342,216.36

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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.