Home / 2,080,320.40-3,120,250.20-584,563.60

Finding the Fourth Proportional to 2,080,320.40, 3,120,250.20 and 584,563.60

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Solution

The fourth proportional to 2,080,320.40, 3,120,250.20 and 584,563.60 is: 876,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,320.40 : 3,120,250.20 = 584,563.60 : x
  2. Step 2: Convert to fraction form
    2,080,320.40/3,120,250.20 = 584,563.60/x
  3. Step 3: Cross multiply
    2,080,320.40x = 3,120,250.20 × 584,563.60
  4. Step 4: Simplify right side
    2,080,320.40x = 1,823,984,689,812.72
  5. Step 5: Solve for x
    x = 1,823,984,689,812.72/2,080,320.40
  6. Step 6: Final answer
    x = 876,780.66

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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.