Home / 2,828,704.55-4,236,303.06-1,628,103.20

Finding the Fourth Proportional to 2,828,704.55, 4,236,303.06 and 1,628,103.20

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Solution

The fourth proportional to 2,828,704.55, 4,236,303.06 and 1,628,103.20 is: 2,438,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,704.55 : 4,236,303.06 = 1,628,103.20 : x
  2. Step 2: Convert to fraction form
    2,828,704.55/4,236,303.06 = 1,628,103.20/x
  3. Step 3: Cross multiply
    2,828,704.55x = 4,236,303.06 × 1,628,103.20
  4. Step 4: Simplify right side
    2,828,704.55x = 6,897,138,546,974.28
  5. Step 5: Solve for x
    x = 6,897,138,546,974.28/2,828,704.55
  6. Step 6: Final answer
    x = 2,438,267.57

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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.