Home / 4,335,999.30-6,497,243.55-1,638,853.20

Finding the Fourth Proportional to 4,335,999.30, 6,497,243.55 and 1,638,853.20

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Solution

The fourth proportional to 4,335,999.30, 6,497,243.55 and 1,638,853.20 is: 2,455,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335,999.30 : 6,497,243.55 = 1,638,853.20 : x
  2. Step 2: Convert to fraction form
    4,335,999.30/6,497,243.55 = 1,638,853.20/x
  3. Step 3: Cross multiply
    4,335,999.30x = 6,497,243.55 × 1,638,853.20
  4. Step 4: Simplify right side
    4,335,999.30x = 10,648,028,383,096.86
  5. Step 5: Solve for x
    x = 10,648,028,383,096.86/4,335,999.30
  6. Step 6: Final answer
    x = 2,455,726.50

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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.