Home / 3,947,848.80-5,923,328.40-1,551,285.60

Finding the Fourth Proportional to 3,947,848.80, 5,923,328.40 and 1,551,285.60

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Solution

The fourth proportional to 3,947,848.80, 5,923,328.40 and 1,551,285.60 is: 2,327,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,848.80 : 5,923,328.40 = 1,551,285.60 : x
  2. Step 2: Convert to fraction form
    3,947,848.80/5,923,328.40 = 1,551,285.60/x
  3. Step 3: Cross multiply
    3,947,848.80x = 5,923,328.40 × 1,551,285.60
  4. Step 4: Simplify right side
    3,947,848.80x = 9,188,774,050,991.04
  5. Step 5: Solve for x
    x = 9,188,774,050,991.04/3,947,848.80
  6. Step 6: Final answer
    x = 2,327,539.51

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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.