Home / 3,076,912.20-4,615,368.30-2,899,765.20

Finding the Fourth Proportional to 3,076,912.20, 4,615,368.30 and 2,899,765.20

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Solution

The fourth proportional to 3,076,912.20, 4,615,368.30 and 2,899,765.20 is: 4,349,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,912.20 : 4,615,368.30 = 2,899,765.20 : x
  2. Step 2: Convert to fraction form
    3,076,912.20/4,615,368.30 = 2,899,765.20/x
  3. Step 3: Cross multiply
    3,076,912.20x = 4,615,368.30 × 2,899,765.20
  4. Step 4: Simplify right side
    3,076,912.20x = 13,383,484,381,523.16
  5. Step 5: Solve for x
    x = 13,383,484,381,523.16/3,076,912.20
  6. Step 6: Final answer
    x = 4,349,647.80

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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.