Home / 1,470,550.64-2,205,979.32-405,592.88

Finding the Fourth Proportional to 1,470,550.64, 2,205,979.32 and 405,592.88

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Solution

The fourth proportional to 1,470,550.64, 2,205,979.32 and 405,592.88 is: 608,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,550.64 : 2,205,979.32 = 405,592.88 : x
  2. Step 2: Convert to fraction form
    1,470,550.64/2,205,979.32 = 405,592.88/x
  3. Step 3: Cross multiply
    1,470,550.64x = 2,205,979.32 × 405,592.88
  4. Step 4: Simplify right side
    1,470,550.64x = 894,729,505,619.24
  5. Step 5: Solve for x
    x = 894,729,505,619.24/1,470,550.64
  6. Step 6: Final answer
    x = 608,431.62

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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.