Home / 4,538,731.08-6,809,105.88-1,980,360.66

Finding the Fourth Proportional to 4,538,731.08, 6,809,105.88 and 1,980,360.66

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Solution

The fourth proportional to 4,538,731.08, 6,809,105.88 and 1,980,360.66 is: 2,970,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,731.08 : 6,809,105.88 = 1,980,360.66 : x
  2. Step 2: Convert to fraction form
    4,538,731.08/6,809,105.88 = 1,980,360.66/x
  3. Step 3: Cross multiply
    4,538,731.08x = 6,809,105.88 × 1,980,360.66
  4. Step 4: Simplify right side
    4,538,731.08x = 13,484,485,414,526.68
  5. Step 5: Solve for x
    x = 13,484,485,414,526.68/4,538,731.08
  6. Step 6: Final answer
    x = 2,970,981.36

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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.