Home / 2,110,901.28-3,166,352.72-513,454.50

Finding the Fourth Proportional to 2,110,901.28, 3,166,352.72 and 513,454.50

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Solution

The fourth proportional to 2,110,901.28, 3,166,352.72 and 513,454.50 is: 770,181.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,901.28 : 3,166,352.72 = 513,454.50 : x
  2. Step 2: Convert to fraction form
    2,110,901.28/3,166,352.72 = 513,454.50/x
  3. Step 3: Cross multiply
    2,110,901.28x = 3,166,352.72 × 513,454.50
  4. Step 4: Simplify right side
    2,110,901.28x = 1,625,778,052,671.24
  5. Step 5: Solve for x
    x = 1,625,778,052,671.24/2,110,901.28
  6. Step 6: Final answer
    x = 770,181.94

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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.