Home / 2,682,816.56-3,702,812.84-1,537,664.40

Finding the Fourth Proportional to 2,682,816.56, 3,702,812.84 and 1,537,664.40

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Solution

The fourth proportional to 2,682,816.56, 3,702,812.84 and 1,537,664.40 is: 2,122,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,816.56 : 3,702,812.84 = 1,537,664.40 : x
  2. Step 2: Convert to fraction form
    2,682,816.56/3,702,812.84 = 1,537,664.40/x
  3. Step 3: Cross multiply
    2,682,816.56x = 3,702,812.84 × 1,537,664.40
  4. Step 4: Simplify right side
    2,682,816.56x = 5,693,683,483,930.90
  5. Step 5: Solve for x
    x = 5,693,683,483,930.90/2,682,816.56
  6. Step 6: Final answer
    x = 2,122,278.34

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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.