Home / 1,178,945.84-1,768,632.60-674,076.08

Finding the Fourth Proportional to 1,178,945.84, 1,768,632.60 and 674,076.08

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Solution

The fourth proportional to 1,178,945.84, 1,768,632.60 and 674,076.08 is: 1,011,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,945.84 : 1,768,632.60 = 674,076.08 : x
  2. Step 2: Convert to fraction form
    1,178,945.84/1,768,632.60 = 674,076.08/x
  3. Step 3: Cross multiply
    1,178,945.84x = 1,768,632.60 × 674,076.08
  4. Step 4: Simplify right side
    1,178,945.84x = 1,192,192,936,917.58
  5. Step 5: Solve for x
    x = 1,192,192,936,917.58/1,178,945.84
  6. Step 6: Final answer
    x = 1,011,236.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.