Home / 1,873,648.30-2,808,459.60-809,191.66

Finding the Fourth Proportional to 1,873,648.30, 2,808,459.60 and 809,191.66

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Solution

The fourth proportional to 1,873,648.30, 2,808,459.60 and 809,191.66 is: 1,212,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,648.30 : 2,808,459.60 = 809,191.66 : x
  2. Step 2: Convert to fraction form
    1,873,648.30/2,808,459.60 = 809,191.66/x
  3. Step 3: Cross multiply
    1,873,648.30x = 2,808,459.60 × 809,191.66
  4. Step 4: Simplify right side
    1,873,648.30x = 2,272,582,085,766.94
  5. Step 5: Solve for x
    x = 2,272,582,085,766.94/1,873,648.30
  6. Step 6: Final answer
    x = 1,212,918.18

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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.