Home / 3,864,200.40-5,796,300.60-985,561.65

Finding the Fourth Proportional to 3,864,200.40, 5,796,300.60 and 985,561.65

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Solution

The fourth proportional to 3,864,200.40, 5,796,300.60 and 985,561.65 is: 1,478,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,200.40 : 5,796,300.60 = 985,561.65 : x
  2. Step 2: Convert to fraction form
    3,864,200.40/5,796,300.60 = 985,561.65/x
  3. Step 3: Cross multiply
    3,864,200.40x = 5,796,300.60 × 985,561.65
  4. Step 4: Simplify right side
    3,864,200.40x = 5,712,611,583,231.99
  5. Step 5: Solve for x
    x = 5,712,611,583,231.99/3,864,200.40
  6. Step 6: Final answer
    x = 1,478,342.48

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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.