Home / 1,416,678.48-1,954,959.39-772,084.86

Finding the Fourth Proportional to 1,416,678.48, 1,954,959.39 and 772,084.86

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Solution

The fourth proportional to 1,416,678.48, 1,954,959.39 and 772,084.86 is: 1,065,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,678.48 : 1,954,959.39 = 772,084.86 : x
  2. Step 2: Convert to fraction form
    1,416,678.48/1,954,959.39 = 772,084.86/x
  3. Step 3: Cross multiply
    1,416,678.48x = 1,954,959.39 × 772,084.86
  4. Step 4: Simplify right side
    1,416,678.48x = 1,509,394,546,933.84
  5. Step 5: Solve for x
    x = 1,509,394,546,933.84/1,416,678.48
  6. Step 6: Final answer
    x = 1,065,446.09

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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.