Home / 4,346,663.22-6,518,610.41-1,428,078.47

Finding the Fourth Proportional to 4,346,663.22, 6,518,610.41 and 1,428,078.47

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Solution

The fourth proportional to 4,346,663.22, 6,518,610.41 and 1,428,078.47 is: 2,141,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346,663.22 : 6,518,610.41 = 1,428,078.47 : x
  2. Step 2: Convert to fraction form
    4,346,663.22/6,518,610.41 = 1,428,078.47/x
  3. Step 3: Cross multiply
    4,346,663.22x = 6,518,610.41 × 1,428,078.47
  4. Step 4: Simplify right side
    4,346,663.22x = 9,309,087,141,105.43
  5. Step 5: Solve for x
    x = 9,309,087,141,105.43/4,346,663.22
  6. Step 6: Final answer
    x = 2,141,662.85

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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.