Home / 1,540,380.48-2,308,644-741,448.32

Finding the Fourth Proportional to 1,540,380.48, 2,308,644 and 741,448.32

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Solution

The fourth proportional to 1,540,380.48, 2,308,644 and 741,448.32 is: 1,111,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,380.48 : 2,308,644 = 741,448.32 : x
  2. Step 2: Convert to fraction form
    1,540,380.48/2,308,644 = 741,448.32/x
  3. Step 3: Cross multiply
    1,540,380.48x = 2,308,644 × 741,448.32
  4. Step 4: Simplify right side
    1,540,380.48x = 1,711,740,215,278.08
  5. Step 5: Solve for x
    x = 1,711,740,215,278.08/1,540,380.48
  6. Step 6: Final answer
    x = 1,111,245.07

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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.