Home / 5,395,087.80-8,092,631.70-1,405,999.80

Finding the Fourth Proportional to 5,395,087.80, 8,092,631.70 and 1,405,999.80

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Solution

The fourth proportional to 5,395,087.80, 8,092,631.70 and 1,405,999.80 is: 2,108,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,087.80 : 8,092,631.70 = 1,405,999.80 : x
  2. Step 2: Convert to fraction form
    5,395,087.80/8,092,631.70 = 1,405,999.80/x
  3. Step 3: Cross multiply
    5,395,087.80x = 8,092,631.70 × 1,405,999.80
  4. Step 4: Simplify right side
    5,395,087.80x = 11,378,238,551,673.66
  5. Step 5: Solve for x
    x = 11,378,238,551,673.66/5,395,087.80
  6. Step 6: Final answer
    x = 2,108,999.70

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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.