Home / 1,610,052.20-2,415,078.30-770,244.20

Finding the Fourth Proportional to 1,610,052.20, 2,415,078.30 and 770,244.20

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Solution

The fourth proportional to 1,610,052.20, 2,415,078.30 and 770,244.20 is: 1,155,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,052.20 : 2,415,078.30 = 770,244.20 : x
  2. Step 2: Convert to fraction form
    1,610,052.20/2,415,078.30 = 770,244.20/x
  3. Step 3: Cross multiply
    1,610,052.20x = 2,415,078.30 × 770,244.20
  4. Step 4: Simplify right side
    1,610,052.20x = 1,860,200,053,120.86
  5. Step 5: Solve for x
    x = 1,860,200,053,120.86/1,610,052.20
  6. Step 6: Final answer
    x = 1,155,366.30

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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.