Home / 3,469,011.48-5,205,738.24-1,872,686.16

Finding the Fourth Proportional to 3,469,011.48, 5,205,738.24 and 1,872,686.16

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Solution

The fourth proportional to 3,469,011.48, 5,205,738.24 and 1,872,686.16 is: 2,810,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,011.48 : 5,205,738.24 = 1,872,686.16 : x
  2. Step 2: Convert to fraction form
    3,469,011.48/5,205,738.24 = 1,872,686.16/x
  3. Step 3: Cross multiply
    3,469,011.48x = 5,205,738.24 × 1,872,686.16
  4. Step 4: Simplify right side
    3,469,011.48x = 9,748,713,954,630.76
  5. Step 5: Solve for x
    x = 9,748,713,954,630.76/3,469,011.48
  6. Step 6: Final answer
    x = 2,810,228.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.