Home / 2,015,065.40-3,024,930.90-1,217,247.80

Finding the Fourth Proportional to 2,015,065.40, 3,024,930.90 and 1,217,247.80

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Solution

The fourth proportional to 2,015,065.40, 3,024,930.90 and 1,217,247.80 is: 1,827,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,065.40 : 3,024,930.90 = 1,217,247.80 : x
  2. Step 2: Convert to fraction form
    2,015,065.40/3,024,930.90 = 1,217,247.80/x
  3. Step 3: Cross multiply
    2,015,065.40x = 3,024,930.90 × 1,217,247.80
  4. Step 4: Simplify right side
    2,015,065.40x = 3,682,090,483,177.02
  5. Step 5: Solve for x
    x = 3,682,090,483,177.02/2,015,065.40
  6. Step 6: Final answer
    x = 1,827,280.88

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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.