Home / 5,370,612.57-8,055,700.37-1,326,998.55

Finding the Fourth Proportional to 5,370,612.57, 8,055,700.37 and 1,326,998.55

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Solution

The fourth proportional to 5,370,612.57, 8,055,700.37 and 1,326,998.55 is: 1,990,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,612.57 : 8,055,700.37 = 1,326,998.55 : x
  2. Step 2: Convert to fraction form
    5,370,612.57/8,055,700.37 = 1,326,998.55/x
  3. Step 3: Cross multiply
    5,370,612.57x = 8,055,700.37 × 1,326,998.55
  4. Step 4: Simplify right side
    5,370,612.57x = 10,689,902,738,774.59
  5. Step 5: Solve for x
    x = 10,689,902,738,774.59/5,370,612.57
  6. Step 6: Final answer
    x = 1,990,443.85

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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.