Home / 1,796,453.83-2,478,517.54-1,280,289.03

Finding the Fourth Proportional to 1,796,453.83, 2,478,517.54 and 1,280,289.03

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Solution

The fourth proportional to 1,796,453.83, 2,478,517.54 and 1,280,289.03 is: 1,766,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,453.83 : 2,478,517.54 = 1,280,289.03 : x
  2. Step 2: Convert to fraction form
    1,796,453.83/2,478,517.54 = 1,280,289.03/x
  3. Step 3: Cross multiply
    1,796,453.83x = 2,478,517.54 × 1,280,289.03
  4. Step 4: Simplify right side
    1,796,453.83x = 3,173,218,817,124.59
  5. Step 5: Solve for x
    x = 3,173,218,817,124.59/1,796,453.83
  6. Step 6: Final answer
    x = 1,766,379.28

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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.