Home / 3,728,983.94-5,145,946.90-2,097,390.81

Finding the Fourth Proportional to 3,728,983.94, 5,145,946.90 and 2,097,390.81

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Solution

The fourth proportional to 3,728,983.94, 5,145,946.90 and 2,097,390.81 is: 2,894,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,983.94 : 5,145,946.90 = 2,097,390.81 : x
  2. Step 2: Convert to fraction form
    3,728,983.94/5,145,946.90 = 2,097,390.81/x
  3. Step 3: Cross multiply
    3,728,983.94x = 5,145,946.90 × 2,097,390.81
  4. Step 4: Simplify right side
    3,728,983.94x = 10,793,061,736,807.99
  5. Step 5: Solve for x
    x = 10,793,061,736,807.99/3,728,983.94
  6. Step 6: Final answer
    x = 2,894,370.67

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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.