Home / 5,197,961.28-7,797,674.88-1,604,020.80

Finding the Fourth Proportional to 5,197,961.28, 7,797,674.88 and 1,604,020.80

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Solution

The fourth proportional to 5,197,961.28, 7,797,674.88 and 1,604,020.80 is: 2,406,257.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,961.28 : 7,797,674.88 = 1,604,020.80 : x
  2. Step 2: Convert to fraction form
    5,197,961.28/7,797,674.88 = 1,604,020.80/x
  3. Step 3: Cross multiply
    5,197,961.28x = 7,797,674.88 × 1,604,020.80
  4. Step 4: Simplify right side
    5,197,961.28x = 12,507,632,699,157.50
  5. Step 5: Solve for x
    x = 12,507,632,699,157.50/5,197,961.28
  6. Step 6: Final answer
    x = 2,406,257.38

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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.