Home / 1,310,499.60-1,809,047.43-881,028.84

Finding the Fourth Proportional to 1,310,499.60, 1,809,047.43 and 881,028.84

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Solution

The fourth proportional to 1,310,499.60, 1,809,047.43 and 881,028.84 is: 1,216,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,499.60 : 1,809,047.43 = 881,028.84 : x
  2. Step 2: Convert to fraction form
    1,310,499.60/1,809,047.43 = 881,028.84/x
  3. Step 3: Cross multiply
    1,310,499.60x = 1,809,047.43 × 881,028.84
  4. Step 4: Simplify right side
    1,310,499.60x = 1,593,822,958,757.88
  5. Step 5: Solve for x
    x = 1,593,822,958,757.88/1,310,499.60
  6. Step 6: Final answer
    x = 1,216,194.92

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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.