Home / 4,696,779.72-7,042,949.04-1,819,494.12

Finding the Fourth Proportional to 4,696,779.72, 7,042,949.04 and 1,819,494.12

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Solution

The fourth proportional to 4,696,779.72, 7,042,949.04 and 1,819,494.12 is: 2,728,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696,779.72 : 7,042,949.04 = 1,819,494.12 : x
  2. Step 2: Convert to fraction form
    4,696,779.72/7,042,949.04 = 1,819,494.12/x
  3. Step 3: Cross multiply
    4,696,779.72x = 7,042,949.04 × 1,819,494.12
  4. Step 4: Simplify right side
    4,696,779.72x = 12,814,604,365,739.65
  5. Step 5: Solve for x
    x = 12,814,604,365,739.65/4,696,779.72
  6. Step 6: Final answer
    x = 2,728,380.96

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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.