Home / 1,616,811.30-2,425,562.55-494,993.70

Finding the Fourth Proportional to 1,616,811.30, 2,425,562.55 and 494,993.70

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Solution

The fourth proportional to 1,616,811.30, 2,425,562.55 and 494,993.70 is: 742,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,811.30 : 2,425,562.55 = 494,993.70 : x
  2. Step 2: Convert to fraction form
    1,616,811.30/2,425,562.55 = 494,993.70/x
  3. Step 3: Cross multiply
    1,616,811.30x = 2,425,562.55 × 494,993.70
  4. Step 4: Simplify right side
    1,616,811.30x = 1,200,638,181,205.93
  5. Step 5: Solve for x
    x = 1,200,638,181,205.93/1,616,811.30
  6. Step 6: Final answer
    x = 742,596.36

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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.