Home / 2,015,873.20-3,024,976.20-753,828.40

Finding the Fourth Proportional to 2,015,873.20, 3,024,976.20 and 753,828.40

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Solution

The fourth proportional to 2,015,873.20, 3,024,976.20 and 753,828.40 is: 1,131,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,873.20 : 3,024,976.20 = 753,828.40 : x
  2. Step 2: Convert to fraction form
    2,015,873.20/3,024,976.20 = 753,828.40/x
  3. Step 3: Cross multiply
    2,015,873.20x = 3,024,976.20 × 753,828.40
  4. Step 4: Simplify right side
    2,015,873.20x = 2,280,312,968,884.08
  5. Step 5: Solve for x
    x = 2,280,312,968,884.08/2,015,873.20
  6. Step 6: Final answer
    x = 1,131,178.77

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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.