Home / 1,826,211.75-2,520,180.86-1,021,395.75

Finding the Fourth Proportional to 1,826,211.75, 2,520,180.86 and 1,021,395.75

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Solution

The fourth proportional to 1,826,211.75, 2,520,180.86 and 1,021,395.75 is: 1,409,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,211.75 : 2,520,180.86 = 1,021,395.75 : x
  2. Step 2: Convert to fraction form
    1,826,211.75/2,520,180.86 = 1,021,395.75/x
  3. Step 3: Cross multiply
    1,826,211.75x = 2,520,180.86 × 1,021,395.75
  4. Step 4: Simplify right side
    1,826,211.75x = 2,574,102,014,528.37
  5. Step 5: Solve for x
    x = 2,574,102,014,528.37/1,826,211.75
  6. Step 6: Final answer
    x = 1,409,530.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.