Home / 2,714,827.40-4,071,204.30-820,939.40

Finding the Fourth Proportional to 2,714,827.40, 4,071,204.30 and 820,939.40

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Solution

The fourth proportional to 2,714,827.40, 4,071,204.30 and 820,939.40 is: 1,231,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714,827.40 : 4,071,204.30 = 820,939.40 : x
  2. Step 2: Convert to fraction form
    2,714,827.40/4,071,204.30 = 820,939.40/x
  3. Step 3: Cross multiply
    2,714,827.40x = 4,071,204.30 × 820,939.40
  4. Step 4: Simplify right side
    2,714,827.40x = 3,342,212,015,319.42
  5. Step 5: Solve for x
    x = 3,342,212,015,319.42/2,714,827.40
  6. Step 6: Final answer
    x = 1,231,095.58

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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.