Home / 2,177,353.86-3,004,578.09-1,210,425.27

Finding the Fourth Proportional to 2,177,353.86, 3,004,578.09 and 1,210,425.27

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Solution

The fourth proportional to 2,177,353.86, 3,004,578.09 and 1,210,425.27 is: 1,670,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,353.86 : 3,004,578.09 = 1,210,425.27 : x
  2. Step 2: Convert to fraction form
    2,177,353.86/3,004,578.09 = 1,210,425.27/x
  3. Step 3: Cross multiply
    2,177,353.86x = 3,004,578.09 × 1,210,425.27
  4. Step 4: Simplify right side
    2,177,353.86x = 3,636,817,245,824.33
  5. Step 5: Solve for x
    x = 3,636,817,245,824.33/2,177,353.86
  6. Step 6: Final answer
    x = 1,670,292.24

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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.