Home / 1,341,918.90-2,012,188.84-395,166.60

Finding the Fourth Proportional to 1,341,918.90, 2,012,188.84 and 395,166.60

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Solution

The fourth proportional to 1,341,918.90, 2,012,188.84 and 395,166.60 is: 592,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,918.90 : 2,012,188.84 = 395,166.60 : x
  2. Step 2: Convert to fraction form
    1,341,918.90/2,012,188.84 = 395,166.60/x
  3. Step 3: Cross multiply
    1,341,918.90x = 2,012,188.84 × 395,166.60
  4. Step 4: Simplify right side
    1,341,918.90x = 795,149,821,472.83
  5. Step 5: Solve for x
    x = 795,149,821,472.83/1,341,918.90
  6. Step 6: Final answer
    x = 592,546.85

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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.