Home / 1,449,193.46-1,999,977.50-837,458.58

Finding the Fourth Proportional to 1,449,193.46, 1,999,977.50 and 837,458.58

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Solution

The fourth proportional to 1,449,193.46, 1,999,977.50 and 837,458.58 is: 1,155,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,193.46 : 1,999,977.50 = 837,458.58 : x
  2. Step 2: Convert to fraction form
    1,449,193.46/1,999,977.50 = 837,458.58/x
  3. Step 3: Cross multiply
    1,449,193.46x = 1,999,977.50 × 837,458.58
  4. Step 4: Simplify right side
    1,449,193.46x = 1,674,898,317,181.95
  5. Step 5: Solve for x
    x = 1,674,898,317,181.95/1,449,193.46
  6. Step 6: Final answer
    x = 1,155,745.15

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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.