Home / 1,685,470.20-2,325,379.15-959,803.35

Finding the Fourth Proportional to 1,685,470.20, 2,325,379.15 and 959,803.35

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Solution

The fourth proportional to 1,685,470.20, 2,325,379.15 and 959,803.35 is: 1,324,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,470.20 : 2,325,379.15 = 959,803.35 : x
  2. Step 2: Convert to fraction form
    1,685,470.20/2,325,379.15 = 959,803.35/x
  3. Step 3: Cross multiply
    1,685,470.20x = 2,325,379.15 × 959,803.35
  4. Step 4: Simplify right side
    1,685,470.20x = 2,231,906,698,190.15
  5. Step 5: Solve for x
    x = 2,231,906,698,190.15/1,685,470.20
  6. Step 6: Final answer
    x = 1,324,204.19

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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.