Home / 2,101,249.95-2,900,450.52-1,230,364.59

Finding the Fourth Proportional to 2,101,249.95, 2,900,450.52 and 1,230,364.59

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Solution

The fourth proportional to 2,101,249.95, 2,900,450.52 and 1,230,364.59 is: 1,698,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,249.95 : 2,900,450.52 = 1,230,364.59 : x
  2. Step 2: Convert to fraction form
    2,101,249.95/2,900,450.52 = 1,230,364.59/x
  3. Step 3: Cross multiply
    2,101,249.95x = 2,900,450.52 × 1,230,364.59
  4. Step 4: Simplify right side
    2,101,249.95x = 3,568,611,614,855.09
  5. Step 5: Solve for x
    x = 3,568,611,614,855.09/2,101,249.95
  6. Step 6: Final answer
    x = 1,698,328.00

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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.