Home / 2,762,274.56-3,812,042.40-1,521,935.96

Finding the Fourth Proportional to 2,762,274.56, 3,812,042.40 and 1,521,935.96

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Solution

The fourth proportional to 2,762,274.56, 3,812,042.40 and 1,521,935.96 is: 2,100,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,274.56 : 3,812,042.40 = 1,521,935.96 : x
  2. Step 2: Convert to fraction form
    2,762,274.56/3,812,042.40 = 1,521,935.96/x
  3. Step 3: Cross multiply
    2,762,274.56x = 3,812,042.40 × 1,521,935.96
  4. Step 4: Simplify right side
    2,762,274.56x = 5,801,684,409,604.70
  5. Step 5: Solve for x
    x = 5,801,684,409,604.70/2,762,274.56
  6. Step 6: Final answer
    x = 2,100,328.65

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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.