Home / 2,904,005.60-4,357,563.60-1,221,279.20

Finding the Fourth Proportional to 2,904,005.60, 4,357,563.60 and 1,221,279.20

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Solution

The fourth proportional to 2,904,005.60, 4,357,563.60 and 1,221,279.20 is: 1,832,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,005.60 : 4,357,563.60 = 1,221,279.20 : x
  2. Step 2: Convert to fraction form
    2,904,005.60/4,357,563.60 = 1,221,279.20/x
  3. Step 3: Cross multiply
    2,904,005.60x = 4,357,563.60 × 1,221,279.20
  4. Step 4: Simplify right side
    2,904,005.60x = 5,321,801,787,357.12
  5. Step 5: Solve for x
    x = 5,321,801,787,357.12/2,904,005.60
  6. Step 6: Final answer
    x = 1,832,572.84

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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.