Home / 5,456,998.40-8,185,497.60-1,670,489.60

Finding the Fourth Proportional to 5,456,998.40, 8,185,497.60 and 1,670,489.60

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Solution

The fourth proportional to 5,456,998.40, 8,185,497.60 and 1,670,489.60 is: 2,505,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,998.40 : 8,185,497.60 = 1,670,489.60 : x
  2. Step 2: Convert to fraction form
    5,456,998.40/8,185,497.60 = 1,670,489.60/x
  3. Step 3: Cross multiply
    5,456,998.40x = 8,185,497.60 × 1,670,489.60
  4. Step 4: Simplify right side
    5,456,998.40x = 13,673,788,611,624.96
  5. Step 5: Solve for x
    x = 13,673,788,611,624.96/5,456,998.40
  6. Step 6: Final answer
    x = 2,505,734.40

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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.