Home / 5,276,541.40-7,914,812.10-1,682,571.40

Finding the Fourth Proportional to 5,276,541.40, 7,914,812.10 and 1,682,571.40

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Solution

The fourth proportional to 5,276,541.40, 7,914,812.10 and 1,682,571.40 is: 2,523,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,541.40 : 7,914,812.10 = 1,682,571.40 : x
  2. Step 2: Convert to fraction form
    5,276,541.40/7,914,812.10 = 1,682,571.40/x
  3. Step 3: Cross multiply
    5,276,541.40x = 7,914,812.10 × 1,682,571.40
  4. Step 4: Simplify right side
    5,276,541.40x = 13,317,236,475,833.94
  5. Step 5: Solve for x
    x = 13,317,236,475,833.94/5,276,541.40
  6. Step 6: Final answer
    x = 2,523,857.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.