Home / 3,361,146.12-4,638,360.33-1,910,841.93

Finding the Fourth Proportional to 3,361,146.12, 4,638,360.33 and 1,910,841.93

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Solution

The fourth proportional to 3,361,146.12, 4,638,360.33 and 1,910,841.93 is: 2,636,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,146.12 : 4,638,360.33 = 1,910,841.93 : x
  2. Step 2: Convert to fraction form
    3,361,146.12/4,638,360.33 = 1,910,841.93/x
  3. Step 3: Cross multiply
    3,361,146.12x = 4,638,360.33 × 1,910,841.93
  4. Step 4: Simplify right side
    3,361,146.12x = 8,863,173,405,012.64
  5. Step 5: Solve for x
    x = 8,863,173,405,012.64/3,361,146.12
  6. Step 6: Final answer
    x = 2,636,949.75

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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.