Home / 1,511,244.37-2,084,842.53-1,021,055.66

Finding the Fourth Proportional to 1,511,244.37, 2,084,842.53 and 1,021,055.66

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Solution

The fourth proportional to 1,511,244.37, 2,084,842.53 and 1,021,055.66 is: 1,408,600.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,244.37 : 2,084,842.53 = 1,021,055.66 : x
  2. Step 2: Convert to fraction form
    1,511,244.37/2,084,842.53 = 1,021,055.66/x
  3. Step 3: Cross multiply
    1,511,244.37x = 2,084,842.53 × 1,021,055.66
  4. Step 4: Simplify right side
    1,511,244.37x = 2,128,740,262,859.17
  5. Step 5: Solve for x
    x = 2,128,740,262,859.17/1,511,244.37
  6. Step 6: Final answer
    x = 1,408,600.95

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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.