Home / 1,901,928.67-2,624,930.69-1,177,009.85

Finding the Fourth Proportional to 1,901,928.67, 2,624,930.69 and 1,177,009.85

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Solution

The fourth proportional to 1,901,928.67, 2,624,930.69 and 1,177,009.85 is: 1,624,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,928.67 : 2,624,930.69 = 1,177,009.85 : x
  2. Step 2: Convert to fraction form
    1,901,928.67/2,624,930.69 = 1,177,009.85/x
  3. Step 3: Cross multiply
    1,901,928.67x = 2,624,930.69 × 1,177,009.85
  4. Step 4: Simplify right side
    1,901,928.67x = 3,089,569,278,374.57
  5. Step 5: Solve for x
    x = 3,089,569,278,374.57/1,901,928.67
  6. Step 6: Final answer
    x = 1,624,440.14

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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.