Home / 3,947,999.60-5,921,999.40-3,664,564.40

Finding the Fourth Proportional to 3,947,999.60, 5,921,999.40 and 3,664,564.40

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Solution

The fourth proportional to 3,947,999.60, 5,921,999.40 and 3,664,564.40 is: 5,496,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,999.60 : 5,921,999.40 = 3,664,564.40 : x
  2. Step 2: Convert to fraction form
    3,947,999.60/5,921,999.40 = 3,664,564.40/x
  3. Step 3: Cross multiply
    3,947,999.60x = 5,921,999.40 × 3,664,564.40
  4. Step 4: Simplify right side
    3,947,999.60x = 21,701,548,178,061.36
  5. Step 5: Solve for x
    x = 21,701,548,178,061.36/3,947,999.60
  6. Step 6: Final answer
    x = 5,496,846.60

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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.