Home / 2,738,311.85-4,109,485.93-1,298,999.77

Finding the Fourth Proportional to 2,738,311.85, 4,109,485.93 and 1,298,999.77

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Solution

The fourth proportional to 2,738,311.85, 4,109,485.93 and 1,298,999.77 is: 1,949,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,311.85 : 4,109,485.93 = 1,298,999.77 : x
  2. Step 2: Convert to fraction form
    2,738,311.85/4,109,485.93 = 1,298,999.77/x
  3. Step 3: Cross multiply
    2,738,311.85x = 4,109,485.93 × 1,298,999.77
  4. Step 4: Simplify right side
    2,738,311.85x = 5,338,221,264,367.02
  5. Step 5: Solve for x
    x = 5,338,221,264,367.02/2,738,311.85
  6. Step 6: Final answer
    x = 1,949,457.02

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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.