Home / 2,682,443.40-4,023,276.30-788,987.40

Finding the Fourth Proportional to 2,682,443.40, 4,023,276.30 and 788,987.40

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Solution

The fourth proportional to 2,682,443.40, 4,023,276.30 and 788,987.40 is: 1,183,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,443.40 : 4,023,276.30 = 788,987.40 : x
  2. Step 2: Convert to fraction form
    2,682,443.40/4,023,276.30 = 788,987.40/x
  3. Step 3: Cross multiply
    2,682,443.40x = 4,023,276.30 × 788,987.40
  4. Step 4: Simplify right side
    2,682,443.40x = 3,174,314,307,418.62
  5. Step 5: Solve for x
    x = 3,174,314,307,418.62/2,682,443.40
  6. Step 6: Final answer
    x = 1,183,366.74

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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.