Home / 1,844,278.70-2,763,465.60-1,212,454.40

Finding the Fourth Proportional to 1,844,278.70, 2,763,465.60 and 1,212,454.40

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Solution

The fourth proportional to 1,844,278.70, 2,763,465.60 and 1,212,454.40 is: 1,816,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,278.70 : 2,763,465.60 = 1,212,454.40 : x
  2. Step 2: Convert to fraction form
    1,844,278.70/2,763,465.60 = 1,212,454.40/x
  3. Step 3: Cross multiply
    1,844,278.70x = 2,763,465.60 × 1,212,454.40
  4. Step 4: Simplify right side
    1,844,278.70x = 3,350,576,025,968.64
  5. Step 5: Solve for x
    x = 3,350,576,025,968.64/1,844,278.70
  6. Step 6: Final answer
    x = 1,816,740.62

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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.