Home / 2,798,688.96-3,861,847.08-1,765,807.20

Finding the Fourth Proportional to 2,798,688.96, 3,861,847.08 and 1,765,807.20

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Solution

The fourth proportional to 2,798,688.96, 3,861,847.08 and 1,765,807.20 is: 2,436,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,688.96 : 3,861,847.08 = 1,765,807.20 : x
  2. Step 2: Convert to fraction form
    2,798,688.96/3,861,847.08 = 1,765,807.20/x
  3. Step 3: Cross multiply
    2,798,688.96x = 3,861,847.08 × 1,765,807.20
  4. Step 4: Simplify right side
    2,798,688.96x = 6,819,277,379,162.98
  5. Step 5: Solve for x
    x = 6,819,277,379,162.98/2,798,688.96
  6. Step 6: Final answer
    x = 2,436,597.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.