Home / 1,415,664.96-2,122,243.68-1,015,298.88

Finding the Fourth Proportional to 1,415,664.96, 2,122,243.68 and 1,015,298.88

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Solution

The fourth proportional to 1,415,664.96, 2,122,243.68 and 1,015,298.88 is: 1,522,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,664.96 : 2,122,243.68 = 1,015,298.88 : x
  2. Step 2: Convert to fraction form
    1,415,664.96/2,122,243.68 = 1,015,298.88/x
  3. Step 3: Cross multiply
    1,415,664.96x = 2,122,243.68 × 1,015,298.88
  4. Step 4: Simplify right side
    1,415,664.96x = 2,154,711,631,391.08
  5. Step 5: Solve for x
    x = 2,154,711,631,391.08/1,415,664.96
  6. Step 6: Final answer
    x = 1,522,049.14

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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.