Home / 5,265,430.40-7,898,145.60-3,669,795.20

Finding the Fourth Proportional to 5,265,430.40, 7,898,145.60 and 3,669,795.20

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Solution

The fourth proportional to 5,265,430.40, 7,898,145.60 and 3,669,795.20 is: 5,504,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,430.40 : 7,898,145.60 = 3,669,795.20 : x
  2. Step 2: Convert to fraction form
    5,265,430.40/7,898,145.60 = 3,669,795.20/x
  3. Step 3: Cross multiply
    5,265,430.40x = 7,898,145.60 × 3,669,795.20
  4. Step 4: Simplify right side
    5,265,430.40x = 28,984,576,811,781.12
  5. Step 5: Solve for x
    x = 28,984,576,811,781.12/5,265,430.40
  6. Step 6: Final answer
    x = 5,504,692.80

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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.