Home / 2,163,260.66-2,985,178.91-1,183,006.25

Finding the Fourth Proportional to 2,163,260.66, 2,985,178.91 and 1,183,006.25

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Solution

The fourth proportional to 2,163,260.66, 2,985,178.91 and 1,183,006.25 is: 1,632,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,260.66 : 2,985,178.91 = 1,183,006.25 : x
  2. Step 2: Convert to fraction form
    2,163,260.66/2,985,178.91 = 1,183,006.25/x
  3. Step 3: Cross multiply
    2,163,260.66x = 2,985,178.91 × 1,183,006.25
  4. Step 4: Simplify right side
    2,163,260.66x = 3,531,485,287,057.26
  5. Step 5: Solve for x
    x = 3,531,485,287,057.26/2,163,260.66
  6. Step 6: Final answer
    x = 1,632,482.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.