Home / 1,918,546.54-2,647,524.82-1,059,088.35

Finding the Fourth Proportional to 1,918,546.54, 2,647,524.82 and 1,059,088.35

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Solution

The fourth proportional to 1,918,546.54, 2,647,524.82 and 1,059,088.35 is: 1,461,503.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,546.54 : 2,647,524.82 = 1,059,088.35 : x
  2. Step 2: Convert to fraction form
    1,918,546.54/2,647,524.82 = 1,059,088.35/x
  3. Step 3: Cross multiply
    1,918,546.54x = 2,647,524.82 × 1,059,088.35
  4. Step 4: Simplify right side
    1,918,546.54x = 2,803,962,693,197.85
  5. Step 5: Solve for x
    x = 2,803,962,693,197.85/1,918,546.54
  6. Step 6: Final answer
    x = 1,461,503.61

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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.