Home / 1,366,217.20-2,045,389.20-1,224,499.60

Finding the Fourth Proportional to 1,366,217.20, 2,045,389.20 and 1,224,499.60

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Solution

The fourth proportional to 1,366,217.20, 2,045,389.20 and 1,224,499.60 is: 1,833,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,217.20 : 2,045,389.20 = 1,224,499.60 : x
  2. Step 2: Convert to fraction form
    1,366,217.20/2,045,389.20 = 1,224,499.60/x
  3. Step 3: Cross multiply
    1,366,217.20x = 2,045,389.20 × 1,224,499.60
  4. Step 4: Simplify right side
    1,366,217.20x = 2,504,578,257,244.32
  5. Step 5: Solve for x
    x = 2,504,578,257,244.32/1,366,217.20
  6. Step 6: Final answer
    x = 1,833,221.14

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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.