Home / 1,677,003.21-2,315,702.86-1,622,774.44

Finding the Fourth Proportional to 1,677,003.21, 2,315,702.86 and 1,622,774.44

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Solution

The fourth proportional to 1,677,003.21, 2,315,702.86 and 1,622,774.44 is: 2,240,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,003.21 : 2,315,702.86 = 1,622,774.44 : x
  2. Step 2: Convert to fraction form
    1,677,003.21/2,315,702.86 = 1,622,774.44/x
  3. Step 3: Cross multiply
    1,677,003.21x = 2,315,702.86 × 1,622,774.44
  4. Step 4: Simplify right side
    1,677,003.21x = 3,757,863,401,996.71
  5. Step 5: Solve for x
    x = 3,757,863,401,996.71/1,677,003.21
  6. Step 6: Final answer
    x = 2,240,820.64

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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.