Home / 5,370,609.86-8,055,696.31-1,326,995.85

Finding the Fourth Proportional to 5,370,609.86, 8,055,696.31 and 1,326,995.85

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Solution

The fourth proportional to 5,370,609.86, 8,055,696.31 and 1,326,995.85 is: 1,990,439.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,609.86 : 8,055,696.31 = 1,326,995.85 : x
  2. Step 2: Convert to fraction form
    5,370,609.86/8,055,696.31 = 1,326,995.85/x
  3. Step 3: Cross multiply
    5,370,609.86x = 8,055,696.31 × 1,326,995.85
  4. Step 4: Simplify right side
    5,370,609.86x = 10,689,875,572,230.31
  5. Step 5: Solve for x
    x = 10,689,875,572,230.31/5,370,609.86
  6. Step 6: Final answer
    x = 1,990,439.79

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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.