Home / 2,077,906.80-3,114,527.40-879,625.20

Finding the Fourth Proportional to 2,077,906.80, 3,114,527.40 and 879,625.20

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Solution

The fourth proportional to 2,077,906.80, 3,114,527.40 and 879,625.20 is: 1,318,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,906.80 : 3,114,527.40 = 879,625.20 : x
  2. Step 2: Convert to fraction form
    2,077,906.80/3,114,527.40 = 879,625.20/x
  3. Step 3: Cross multiply
    2,077,906.80x = 3,114,527.40 × 879,625.20
  4. Step 4: Simplify right side
    2,077,906.80x = 2,739,616,787,130.48
  5. Step 5: Solve for x
    x = 2,739,616,787,130.48/2,077,906.80
  6. Step 6: Final answer
    x = 1,318,450.27

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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.