Home / 2,982,107.72-4,117,735.57-2,430,909.91

Finding the Fourth Proportional to 2,982,107.72, 4,117,735.57 and 2,430,909.91

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Solution

The fourth proportional to 2,982,107.72, 4,117,735.57 and 2,430,909.91 is: 3,356,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,107.72 : 4,117,735.57 = 2,430,909.91 : x
  2. Step 2: Convert to fraction form
    2,982,107.72/4,117,735.57 = 2,430,909.91/x
  3. Step 3: Cross multiply
    2,982,107.72x = 4,117,735.57 × 2,430,909.91
  4. Step 4: Simplify right side
    2,982,107.72x = 10,009,844,203,872.50
  5. Step 5: Solve for x
    x = 10,009,844,203,872.50/2,982,107.72
  6. Step 6: Final answer
    x = 3,356,634.01

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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.