Home / 3,424,128.82-4,725,207.32-1,954,011.02

Finding the Fourth Proportional to 3,424,128.82, 4,725,207.32 and 1,954,011.02

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Solution

The fourth proportional to 3,424,128.82, 4,725,207.32 and 1,954,011.02 is: 2,696,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,128.82 : 4,725,207.32 = 1,954,011.02 : x
  2. Step 2: Convert to fraction form
    3,424,128.82/4,725,207.32 = 1,954,011.02/x
  3. Step 3: Cross multiply
    3,424,128.82x = 4,725,207.32 × 1,954,011.02
  4. Step 4: Simplify right side
    3,424,128.82x = 9,233,107,156,323.66
  5. Step 5: Solve for x
    x = 9,233,107,156,323.66/3,424,128.82
  6. Step 6: Final answer
    x = 2,696,483.59

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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.