Home / 1,408,790.64-2,111,796-901,908.84

Finding the Fourth Proportional to 1,408,790.64, 2,111,796 and 901,908.84

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Solution

The fourth proportional to 1,408,790.64, 2,111,796 and 901,908.84 is: 1,351,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,790.64 : 2,111,796 = 901,908.84 : x
  2. Step 2: Convert to fraction form
    1,408,790.64/2,111,796 = 901,908.84/x
  3. Step 3: Cross multiply
    1,408,790.64x = 2,111,796 × 901,908.84
  4. Step 4: Simplify right side
    1,408,790.64x = 1,904,647,480,676.64
  5. Step 5: Solve for x
    x = 1,904,647,480,676.64/1,408,790.64
  6. Step 6: Final answer
    x = 1,351,973.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.