Home / 4,243,728.58-6,365,594.91-1,403,840.73

Finding the Fourth Proportional to 4,243,728.58, 6,365,594.91 and 1,403,840.73

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Solution

The fourth proportional to 4,243,728.58, 6,365,594.91 and 1,403,840.73 is: 2,105,761.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,728.58 : 6,365,594.91 = 1,403,840.73 : x
  2. Step 2: Convert to fraction form
    4,243,728.58/6,365,594.91 = 1,403,840.73/x
  3. Step 3: Cross multiply
    4,243,728.58x = 6,365,594.91 × 1,403,840.73
  4. Step 4: Simplify right side
    4,243,728.58x = 8,936,281,434,474.07
  5. Step 5: Solve for x
    x = 8,936,281,434,474.07/4,243,728.58
  6. Step 6: Final answer
    x = 2,105,761.78

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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.