Home / 2,163,899-3,243,739.20-902,087.48

Finding the Fourth Proportional to 2,163,899, 3,243,739.20 and 902,087.48

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Solution

The fourth proportional to 2,163,899, 3,243,739.20 and 902,087.48 is: 1,352,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,899 : 3,243,739.20 = 902,087.48 : x
  2. Step 2: Convert to fraction form
    2,163,899/3,243,739.20 = 902,087.48/x
  3. Step 3: Cross multiply
    2,163,899x = 3,243,739.20 × 902,087.48
  4. Step 4: Simplify right side
    2,163,899x = 2,926,136,520,705.22
  5. Step 5: Solve for x
    x = 2,926,136,520,705.22/2,163,899
  6. Step 6: Final answer
    x = 1,352,251.89

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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.