Home / 2,177,933.14-3,005,424.27-1,211,042.67

Finding the Fourth Proportional to 2,177,933.14, 3,005,424.27 and 1,211,042.67

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Solution

The fourth proportional to 2,177,933.14, 3,005,424.27 and 1,211,042.67 is: 1,671,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,933.14 : 3,005,424.27 = 1,211,042.67 : x
  2. Step 2: Convert to fraction form
    2,177,933.14/3,005,424.27 = 1,211,042.67/x
  3. Step 3: Cross multiply
    2,177,933.14x = 3,005,424.27 × 1,211,042.67
  4. Step 4: Simplify right side
    2,177,933.14x = 3,639,697,017,396.48
  5. Step 5: Solve for x
    x = 3,639,697,017,396.48/2,177,933.14
  6. Step 6: Final answer
    x = 1,671,170.23

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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.