Home / 1,579,835.97-2,180,229.30-891,467.46

Finding the Fourth Proportional to 1,579,835.97, 2,180,229.30 and 891,467.46

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Solution

The fourth proportional to 1,579,835.97, 2,180,229.30 and 891,467.46 is: 1,230,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,835.97 : 2,180,229.30 = 891,467.46 : x
  2. Step 2: Convert to fraction form
    1,579,835.97/2,180,229.30 = 891,467.46/x
  3. Step 3: Cross multiply
    1,579,835.97x = 2,180,229.30 × 891,467.46
  4. Step 4: Simplify right side
    1,579,835.97x = 1,943,603,476,288.58
  5. Step 5: Solve for x
    x = 1,943,603,476,288.58/1,579,835.97
  6. Step 6: Final answer
    x = 1,230,256.50

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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.