Home / 2,187,207.60-3,280,811.40-2,010,260.40

Finding the Fourth Proportional to 2,187,207.60, 3,280,811.40 and 2,010,260.40

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Solution

The fourth proportional to 2,187,207.60, 3,280,811.40 and 2,010,260.40 is: 3,015,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,207.60 : 3,280,811.40 = 2,010,260.40 : x
  2. Step 2: Convert to fraction form
    2,187,207.60/3,280,811.40 = 2,010,260.40/x
  3. Step 3: Cross multiply
    2,187,207.60x = 3,280,811.40 × 2,010,260.40
  4. Step 4: Simplify right side
    2,187,207.60x = 6,595,285,237,288.56
  5. Step 5: Solve for x
    x = 6,595,285,237,288.56/2,187,207.60
  6. Step 6: Final answer
    x = 3,015,390.60

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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.