Home / 5,427,385.56-8,141,299.74-1,383,978.24

Finding the Fourth Proportional to 5,427,385.56, 8,141,299.74 and 1,383,978.24

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Solution

The fourth proportional to 5,427,385.56, 8,141,299.74 and 1,383,978.24 is: 2,076,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,385.56 : 8,141,299.74 = 1,383,978.24 : x
  2. Step 2: Convert to fraction form
    5,427,385.56/8,141,299.74 = 1,383,978.24/x
  3. Step 3: Cross multiply
    5,427,385.56x = 8,141,299.74 × 1,383,978.24
  4. Step 4: Simplify right side
    5,427,385.56x = 11,267,381,685,477.66
  5. Step 5: Solve for x
    x = 11,267,381,685,477.66/5,427,385.56
  6. Step 6: Final answer
    x = 2,076,023.82

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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.