Home / 5,393,878.60-8,090,817.90-1,404,790.60

Finding the Fourth Proportional to 5,393,878.60, 8,090,817.90 and 1,404,790.60

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Solution

The fourth proportional to 5,393,878.60, 8,090,817.90 and 1,404,790.60 is: 2,107,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,878.60 : 8,090,817.90 = 1,404,790.60 : x
  2. Step 2: Convert to fraction form
    5,393,878.60/8,090,817.90 = 1,404,790.60/x
  3. Step 3: Cross multiply
    5,393,878.60x = 8,090,817.90 × 1,404,790.60
  4. Step 4: Simplify right side
    5,393,878.60x = 11,365,904,932,231.74
  5. Step 5: Solve for x
    x = 11,365,904,932,231.74/5,393,878.60
  6. Step 6: Final answer
    x = 2,107,185.90

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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.