Home / 2,147,208.52-2,963,157.36-1,180,401.10

Finding the Fourth Proportional to 2,147,208.52, 2,963,157.36 and 1,180,401.10

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Solution

The fourth proportional to 2,147,208.52, 2,963,157.36 and 1,180,401.10 is: 1,628,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,208.52 : 2,963,157.36 = 1,180,401.10 : x
  2. Step 2: Convert to fraction form
    2,147,208.52/2,963,157.36 = 1,180,401.10/x
  3. Step 3: Cross multiply
    2,147,208.52x = 2,963,157.36 × 1,180,401.10
  4. Step 4: Simplify right side
    2,147,208.52x = 3,497,714,207,217.10
  5. Step 5: Solve for x
    x = 3,497,714,207,217.10/2,147,208.52
  6. Step 6: Final answer
    x = 1,628,958.80

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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.