Home / 3,919,442.07-5,408,690.58-2,200,635.03

Finding the Fourth Proportional to 3,919,442.07, 5,408,690.58 and 2,200,635.03

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Solution

The fourth proportional to 3,919,442.07, 5,408,690.58 and 2,200,635.03 is: 3,036,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,442.07 : 5,408,690.58 = 2,200,635.03 : x
  2. Step 2: Convert to fraction form
    3,919,442.07/5,408,690.58 = 2,200,635.03/x
  3. Step 3: Cross multiply
    3,919,442.07x = 5,408,690.58 × 2,200,635.03
  4. Step 4: Simplify right side
    3,919,442.07x = 11,902,553,956,779.02
  5. Step 5: Solve for x
    x = 11,902,553,956,779.02/3,919,442.07
  6. Step 6: Final answer
    x = 3,036,798.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.