Home / 1,685,039.90-2,324,787.28-959,374.17

Finding the Fourth Proportional to 1,685,039.90, 2,324,787.28 and 959,374.17

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Solution

The fourth proportional to 1,685,039.90, 2,324,787.28 and 959,374.17 is: 1,323,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,039.90 : 2,324,787.28 = 959,374.17 : x
  2. Step 2: Convert to fraction form
    1,685,039.90/2,324,787.28 = 959,374.17/x
  3. Step 3: Cross multiply
    1,685,039.90x = 2,324,787.28 × 959,374.17
  4. Step 4: Simplify right side
    1,685,039.90x = 2,230,340,864,778.12
  5. Step 5: Solve for x
    x = 2,230,340,864,778.12/1,685,039.90
  6. Step 6: Final answer
    x = 1,323,613.09

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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.