Home / 1,731,778.30-2,389,927.86-967,831.84

Finding the Fourth Proportional to 1,731,778.30, 2,389,927.86 and 967,831.84

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Solution

The fourth proportional to 1,731,778.30, 2,389,927.86 and 967,831.84 is: 1,335,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,778.30 : 2,389,927.86 = 967,831.84 : x
  2. Step 2: Convert to fraction form
    1,731,778.30/2,389,927.86 = 967,831.84/x
  3. Step 3: Cross multiply
    1,731,778.30x = 2,389,927.86 × 967,831.84
  4. Step 4: Simplify right side
    1,731,778.30x = 2,313,048,278,211.06
  5. Step 5: Solve for x
    x = 2,313,048,278,211.06/1,731,778.30
  6. Step 6: Final answer
    x = 1,335,649.19

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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.