Home / 5,108,602.96-7,662,904.44-1,322,074.90

Finding the Fourth Proportional to 5,108,602.96, 7,662,904.44 and 1,322,074.90

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Solution

The fourth proportional to 5,108,602.96, 7,662,904.44 and 1,322,074.90 is: 1,983,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,602.96 : 7,662,904.44 = 1,322,074.90 : x
  2. Step 2: Convert to fraction form
    5,108,602.96/7,662,904.44 = 1,322,074.90/x
  3. Step 3: Cross multiply
    5,108,602.96x = 7,662,904.44 × 1,322,074.90
  4. Step 4: Simplify right side
    5,108,602.96x = 10,130,933,621,222.56
  5. Step 5: Solve for x
    x = 10,130,933,621,222.56/5,108,602.96
  6. Step 6: Final answer
    x = 1,983,112.35

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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.