Home / 2,160,999.60-3,242,059.80-1,149,289.62

Finding the Fourth Proportional to 2,160,999.60, 3,242,059.80 and 1,149,289.62

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Solution

The fourth proportional to 2,160,999.60, 3,242,059.80 and 1,149,289.62 is: 1,724,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,999.60 : 3,242,059.80 = 1,149,289.62 : x
  2. Step 2: Convert to fraction form
    2,160,999.60/3,242,059.80 = 1,149,289.62/x
  3. Step 3: Cross multiply
    2,160,999.60x = 3,242,059.80 × 1,149,289.62
  4. Step 4: Simplify right side
    2,160,999.60x = 3,726,065,675,559.28
  5. Step 5: Solve for x
    x = 3,726,065,675,559.28/2,160,999.60
  6. Step 6: Final answer
    x = 1,724,232.47

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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.