Home / 1,224,835.40-1,837,310.70-383,414.60

Finding the Fourth Proportional to 1,224,835.40, 1,837,310.70 and 383,414.60

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Solution

The fourth proportional to 1,224,835.40, 1,837,310.70 and 383,414.60 is: 575,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,835.40 : 1,837,310.70 = 383,414.60 : x
  2. Step 2: Convert to fraction form
    1,224,835.40/1,837,310.70 = 383,414.60/x
  3. Step 3: Cross multiply
    1,224,835.40x = 1,837,310.70 × 383,414.60
  4. Step 4: Simplify right side
    1,224,835.40x = 704,451,747,116.22
  5. Step 5: Solve for x
    x = 704,451,747,116.22/1,224,835.40
  6. Step 6: Final answer
    x = 575,139.93

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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.