Home / 1,819,971.96-2,511,574.77-1,004,205.93

Finding the Fourth Proportional to 1,819,971.96, 2,511,574.77 and 1,004,205.93

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Solution

The fourth proportional to 1,819,971.96, 2,511,574.77 and 1,004,205.93 is: 1,385,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,971.96 : 2,511,574.77 = 1,004,205.93 : x
  2. Step 2: Convert to fraction form
    1,819,971.96/2,511,574.77 = 1,004,205.93/x
  3. Step 3: Cross multiply
    1,819,971.96x = 2,511,574.77 × 1,004,205.93
  4. Step 4: Simplify right side
    1,819,971.96x = 2,522,138,277,672.39
  5. Step 5: Solve for x
    x = 2,522,138,277,672.39/1,819,971.96
  6. Step 6: Final answer
    x = 1,385,811.61

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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.