Home / 2,555,556.40-3,830,078.40-1,358,052.40

Finding the Fourth Proportional to 2,555,556.40, 3,830,078.40 and 1,358,052.40

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Solution

The fourth proportional to 2,555,556.40, 3,830,078.40 and 1,358,052.40 is: 2,035,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,556.40 : 3,830,078.40 = 1,358,052.40 : x
  2. Step 2: Convert to fraction form
    2,555,556.40/3,830,078.40 = 1,358,052.40/x
  3. Step 3: Cross multiply
    2,555,556.40x = 3,830,078.40 × 1,358,052.40
  4. Step 4: Simplify right side
    2,555,556.40x = 5,201,447,163,308.16
  5. Step 5: Solve for x
    x = 5,201,447,163,308.16/2,555,556.40
  6. Step 6: Final answer
    x = 2,035,348.22

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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.