Home / 2,574,118.40-3,861,177.60-1,628,556.80

Finding the Fourth Proportional to 2,574,118.40, 3,861,177.60 and 1,628,556.80

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Solution

The fourth proportional to 2,574,118.40, 3,861,177.60 and 1,628,556.80 is: 2,442,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,118.40 : 3,861,177.60 = 1,628,556.80 : x
  2. Step 2: Convert to fraction form
    2,574,118.40/3,861,177.60 = 1,628,556.80/x
  3. Step 3: Cross multiply
    2,574,118.40x = 3,861,177.60 × 1,628,556.80
  4. Step 4: Simplify right side
    2,574,118.40x = 6,288,147,036,487.68
  5. Step 5: Solve for x
    x = 6,288,147,036,487.68/2,574,118.40
  6. Step 6: Final answer
    x = 2,442,835.20

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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.