Home / 4,519,078.80-6,779,765.56-2,091,981.84

Finding the Fourth Proportional to 4,519,078.80, 6,779,765.56 and 2,091,981.84

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Solution

The fourth proportional to 4,519,078.80, 6,779,765.56 and 2,091,981.84 is: 3,138,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519,078.80 : 6,779,765.56 = 2,091,981.84 : x
  2. Step 2: Convert to fraction form
    4,519,078.80/6,779,765.56 = 2,091,981.84/x
  3. Step 3: Cross multiply
    4,519,078.80x = 6,779,765.56 × 2,091,981.84
  4. Step 4: Simplify right side
    4,519,078.80x = 14,183,146,430,977.43
  5. Step 5: Solve for x
    x = 14,183,146,430,977.43/4,519,078.80
  6. Step 6: Final answer
    x = 3,138,503.90

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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.