Home / 1,685,478.32-2,325,390.36-959,811.48

Finding the Fourth Proportional to 1,685,478.32, 2,325,390.36 and 959,811.48

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Solution

The fourth proportional to 1,685,478.32, 2,325,390.36 and 959,811.48 is: 1,324,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,478.32 : 2,325,390.36 = 959,811.48 : x
  2. Step 2: Convert to fraction form
    1,685,478.32/2,325,390.36 = 959,811.48/x
  3. Step 3: Cross multiply
    1,685,478.32x = 2,325,390.36 × 959,811.48
  4. Step 4: Simplify right side
    1,685,478.32x = 2,231,936,363,009.33
  5. Step 5: Solve for x
    x = 2,231,936,363,009.33/1,685,478.32
  6. Step 6: Final answer
    x = 1,324,215.41

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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.