Home / 2,830,856.60-4,242,085.82-2,079,228.44

Finding the Fourth Proportional to 2,830,856.60, 4,242,085.82 and 2,079,228.44

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Solution

The fourth proportional to 2,830,856.60, 4,242,085.82 and 2,079,228.44 is: 3,115,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,856.60 : 4,242,085.82 = 2,079,228.44 : x
  2. Step 2: Convert to fraction form
    2,830,856.60/4,242,085.82 = 2,079,228.44/x
  3. Step 3: Cross multiply
    2,830,856.60x = 4,242,085.82 × 2,079,228.44
  4. Step 4: Simplify right side
    2,830,856.60x = 8,820,265,481,864.72
  5. Step 5: Solve for x
    x = 8,820,265,481,864.72/2,830,856.60
  6. Step 6: Final answer
    x = 3,115,758.49

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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.