Home / 5,456,999.40-8,185,499.10-1,670,490.60

Finding the Fourth Proportional to 5,456,999.40, 8,185,499.10 and 1,670,490.60

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Solution

The fourth proportional to 5,456,999.40, 8,185,499.10 and 1,670,490.60 is: 2,505,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,999.40 : 8,185,499.10 = 1,670,490.60 : x
  2. Step 2: Convert to fraction form
    5,456,999.40/8,185,499.10 = 1,670,490.60/x
  3. Step 3: Cross multiply
    5,456,999.40x = 8,185,499.10 × 1,670,490.60
  4. Step 4: Simplify right side
    5,456,999.40x = 13,673,799,302,858.46
  5. Step 5: Solve for x
    x = 13,673,799,302,858.46/5,456,999.40
  6. Step 6: Final answer
    x = 2,505,735.90

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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.