Home / 5,370,612.62-8,055,700.43-1,326,998.61

Finding the Fourth Proportional to 5,370,612.62, 8,055,700.43 and 1,326,998.61

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Solution

The fourth proportional to 5,370,612.62, 8,055,700.43 and 1,326,998.61 is: 1,990,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,612.62 : 8,055,700.43 = 1,326,998.61 : x
  2. Step 2: Convert to fraction form
    5,370,612.62/8,055,700.43 = 1,326,998.61/x
  3. Step 3: Cross multiply
    5,370,612.62x = 8,055,700.43 × 1,326,998.61
  4. Step 4: Simplify right side
    5,370,612.62x = 10,689,903,276,503.90
  5. Step 5: Solve for x
    x = 10,689,903,276,503.90/5,370,612.62
  6. Step 6: Final answer
    x = 1,990,443.93

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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.