Home / 2,904,342.40-4,357,550.40-1,221,961.60

Finding the Fourth Proportional to 2,904,342.40, 4,357,550.40 and 1,221,961.60

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Solution

The fourth proportional to 2,904,342.40, 4,357,550.40 and 1,221,961.60 is: 1,833,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,342.40 : 4,357,550.40 = 1,221,961.60 : x
  2. Step 2: Convert to fraction form
    2,904,342.40/4,357,550.40 = 1,221,961.60/x
  3. Step 3: Cross multiply
    2,904,342.40x = 4,357,550.40 × 1,221,961.60
  4. Step 4: Simplify right side
    2,904,342.40x = 5,324,759,258,864.64
  5. Step 5: Solve for x
    x = 5,324,759,258,864.64/2,904,342.40
  6. Step 6: Final answer
    x = 1,833,378.62

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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.