Home / 2,145,471.57-3,218,204.07-548,035.02

Finding the Fourth Proportional to 2,145,471.57, 3,218,204.07 and 548,035.02

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Solution

The fourth proportional to 2,145,471.57, 3,218,204.07 and 548,035.02 is: 822,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,471.57 : 3,218,204.07 = 548,035.02 : x
  2. Step 2: Convert to fraction form
    2,145,471.57/3,218,204.07 = 548,035.02/x
  3. Step 3: Cross multiply
    2,145,471.57x = 3,218,204.07 × 548,035.02
  4. Step 4: Simplify right side
    2,145,471.57x = 1,763,688,531,866.53
  5. Step 5: Solve for x
    x = 1,763,688,531,866.53/2,145,471.57
  6. Step 6: Final answer
    x = 822,051.69

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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.