Home / 2,177,247.98-3,004,704.76-1,210,394.42

Finding the Fourth Proportional to 2,177,247.98, 3,004,704.76 and 1,210,394.42

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Solution

The fourth proportional to 2,177,247.98, 3,004,704.76 and 1,210,394.42 is: 1,670,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,247.98 : 3,004,704.76 = 1,210,394.42 : x
  2. Step 2: Convert to fraction form
    2,177,247.98/3,004,704.76 = 1,210,394.42/x
  3. Step 3: Cross multiply
    2,177,247.98x = 3,004,704.76 × 1,210,394.42
  4. Step 4: Simplify right side
    2,177,247.98x = 3,636,877,875,251.44
  5. Step 5: Solve for x
    x = 3,636,877,875,251.44/2,177,247.98
  6. Step 6: Final answer
    x = 1,670,401.31

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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.