Home / 3,749,915.92-5,174,990.04-2,118,392.14

Finding the Fourth Proportional to 3,749,915.92, 5,174,990.04 and 2,118,392.14

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Solution

The fourth proportional to 3,749,915.92, 5,174,990.04 and 2,118,392.14 is: 2,923,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,915.92 : 5,174,990.04 = 2,118,392.14 : x
  2. Step 2: Convert to fraction form
    3,749,915.92/5,174,990.04 = 2,118,392.14/x
  3. Step 3: Cross multiply
    3,749,915.92x = 5,174,990.04 × 2,118,392.14
  4. Step 4: Simplify right side
    3,749,915.92x = 10,962,658,225,314.29
  5. Step 5: Solve for x
    x = 10,962,658,225,314.29/3,749,915.92
  6. Step 6: Final answer
    x = 2,923,441.07

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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.