Home / 2,076,176.20-3,113,880.30-579,958.60

Finding the Fourth Proportional to 2,076,176.20, 3,113,880.30 and 579,958.60

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Solution

The fourth proportional to 2,076,176.20, 3,113,880.30 and 579,958.60 is: 869,830.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,176.20 : 3,113,880.30 = 579,958.60 : x
  2. Step 2: Convert to fraction form
    2,076,176.20/3,113,880.30 = 579,958.60/x
  3. Step 3: Cross multiply
    2,076,176.20x = 3,113,880.30 × 579,958.60
  4. Step 4: Simplify right side
    2,076,176.20x = 1,805,921,659,355.58
  5. Step 5: Solve for x
    x = 1,805,921,659,355.58/2,076,176.20
  6. Step 6: Final answer
    x = 869,830.63

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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.