Home / 1,766,701.81-2,438,121.77-1,002,826.45

Finding the Fourth Proportional to 1,766,701.81, 2,438,121.77 and 1,002,826.45

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Solution

The fourth proportional to 1,766,701.81, 2,438,121.77 and 1,002,826.45 is: 1,383,942.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,701.81 : 2,438,121.77 = 1,002,826.45 : x
  2. Step 2: Convert to fraction form
    1,766,701.81/2,438,121.77 = 1,002,826.45/x
  3. Step 3: Cross multiply
    1,766,701.81x = 2,438,121.77 × 1,002,826.45
  4. Step 4: Simplify right side
    1,766,701.81x = 2,445,012,999,276.82
  5. Step 5: Solve for x
    x = 2,445,012,999,276.82/1,766,701.81
  6. Step 6: Final answer
    x = 1,383,942.09

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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.