Home / 4,140,146.20-6,208,515.78-1,582,305.88

Finding the Fourth Proportional to 4,140,146.20, 6,208,515.78 and 1,582,305.88

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Solution

The fourth proportional to 4,140,146.20, 6,208,515.78 and 1,582,305.88 is: 2,372,807.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,146.20 : 6,208,515.78 = 1,582,305.88 : x
  2. Step 2: Convert to fraction form
    4,140,146.20/6,208,515.78 = 1,582,305.88/x
  3. Step 3: Cross multiply
    4,140,146.20x = 6,208,515.78 × 1,582,305.88
  4. Step 4: Simplify right side
    4,140,146.20x = 9,823,771,024,766.79
  5. Step 5: Solve for x
    x = 9,823,771,024,766.79/4,140,146.20
  6. Step 6: Final answer
    x = 2,372,807.76

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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.