Home / 2,820,543.60-4,230,815.40-2,697,682.80

Finding the Fourth Proportional to 2,820,543.60, 4,230,815.40 and 2,697,682.80

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Solution

The fourth proportional to 2,820,543.60, 4,230,815.40 and 2,697,682.80 is: 4,046,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,543.60 : 4,230,815.40 = 2,697,682.80 : x
  2. Step 2: Convert to fraction form
    2,820,543.60/4,230,815.40 = 2,697,682.80/x
  3. Step 3: Cross multiply
    2,820,543.60x = 4,230,815.40 × 2,697,682.80
  4. Step 4: Simplify right side
    2,820,543.60x = 11,413,397,934,555.12
  5. Step 5: Solve for x
    x = 11,413,397,934,555.12/2,820,543.60
  6. Step 6: Final answer
    x = 4,046,524.20

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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.