Home / 5,085,719.28-7,629,629.58-1,674,210.98

Finding the Fourth Proportional to 5,085,719.28, 7,629,629.58 and 1,674,210.98

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Solution

The fourth proportional to 5,085,719.28, 7,629,629.58 and 1,674,210.98 is: 2,511,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,719.28 : 7,629,629.58 = 1,674,210.98 : x
  2. Step 2: Convert to fraction form
    5,085,719.28/7,629,629.58 = 1,674,210.98/x
  3. Step 3: Cross multiply
    5,085,719.28x = 7,629,629.58 × 1,674,210.98
  4. Step 4: Simplify right side
    5,085,719.28x = 12,773,609,591,805.66
  5. Step 5: Solve for x
    x = 12,773,609,591,805.66/5,085,719.28
  6. Step 6: Final answer
    x = 2,511,662.34

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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.