Home / 5,297,145.60-7,945,718.40-1,933,766.40

Finding the Fourth Proportional to 5,297,145.60, 7,945,718.40 and 1,933,766.40

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Solution

The fourth proportional to 5,297,145.60, 7,945,718.40 and 1,933,766.40 is: 2,900,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297,145.60 : 7,945,718.40 = 1,933,766.40 : x
  2. Step 2: Convert to fraction form
    5,297,145.60/7,945,718.40 = 1,933,766.40/x
  3. Step 3: Cross multiply
    5,297,145.60x = 7,945,718.40 × 1,933,766.40
  4. Step 4: Simplify right side
    5,297,145.60x = 15,365,163,265,781.76
  5. Step 5: Solve for x
    x = 15,365,163,265,781.76/5,297,145.60
  6. Step 6: Final answer
    x = 2,900,649.60

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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.