Home / 1,677,003.07-2,315,702.67-1,622,774.30

Finding the Fourth Proportional to 1,677,003.07, 2,315,702.67 and 1,622,774.30

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Solution

The fourth proportional to 1,677,003.07, 2,315,702.67 and 1,622,774.30 is: 2,240,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,003.07 : 2,315,702.67 = 1,622,774.30 : x
  2. Step 2: Convert to fraction form
    1,677,003.07/2,315,702.67 = 1,622,774.30/x
  3. Step 3: Cross multiply
    1,677,003.07x = 2,315,702.67 × 1,622,774.30
  4. Step 4: Simplify right side
    1,677,003.07x = 3,757,862,770,337.35
  5. Step 5: Solve for x
    x = 3,757,862,770,337.35/1,677,003.07
  6. Step 6: Final answer
    x = 2,240,820.45

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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.