Home / 5,207,080.86-7,185,224.54-2,883,912.50

Finding the Fourth Proportional to 5,207,080.86, 7,185,224.54 and 2,883,912.50

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Solution

The fourth proportional to 5,207,080.86, 7,185,224.54 and 2,883,912.50 is: 3,979,496.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,080.86 : 7,185,224.54 = 2,883,912.50 : x
  2. Step 2: Convert to fraction form
    5,207,080.86/7,185,224.54 = 2,883,912.50/x
  3. Step 3: Cross multiply
    5,207,080.86x = 7,185,224.54 × 2,883,912.50
  4. Step 4: Simplify right side
    5,207,080.86x = 20,721,558,815,867.07
  5. Step 5: Solve for x
    x = 20,721,558,815,867.07/5,207,080.86
  6. Step 6: Final answer
    x = 3,979,496.26

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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.