Home / 3,801,747-5,245,119.18-2,168,981.40

Finding the Fourth Proportional to 3,801,747, 5,245,119.18 and 2,168,981.40

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Solution

The fourth proportional to 3,801,747, 5,245,119.18 and 2,168,981.40 is: 2,992,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801,747 : 5,245,119.18 = 2,168,981.40 : x
  2. Step 2: Convert to fraction form
    3,801,747/5,245,119.18 = 2,168,981.40/x
  3. Step 3: Cross multiply
    3,801,747x = 5,245,119.18 × 2,168,981.40
  4. Step 4: Simplify right side
    3,801,747x = 11,376,565,942,203.25
  5. Step 5: Solve for x
    x = 11,376,565,942,203.25/3,801,747
  6. Step 6: Final answer
    x = 2,992,457.40

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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.