Home / 3,749,970.05-5,175,064.92-2,118,446.45

Finding the Fourth Proportional to 3,749,970.05, 5,175,064.92 and 2,118,446.45

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Solution

The fourth proportional to 3,749,970.05, 5,175,064.92 and 2,118,446.45 is: 2,923,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,970.05 : 5,175,064.92 = 2,118,446.45 : x
  2. Step 2: Convert to fraction form
    3,749,970.05/5,175,064.92 = 2,118,446.45/x
  3. Step 3: Cross multiply
    3,749,970.05x = 5,175,064.92 × 2,118,446.45
  4. Step 4: Simplify right side
    3,749,970.05x = 10,963,097,882,418.21
  5. Step 5: Solve for x
    x = 10,963,097,882,418.21/3,749,970.05
  6. Step 6: Final answer
    x = 2,923,516.12

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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.