Home / 2,910,843.60-4,366,265.40-2,892,181.20

Finding the Fourth Proportional to 2,910,843.60, 4,366,265.40 and 2,892,181.20

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Solution

The fourth proportional to 2,910,843.60, 4,366,265.40 and 2,892,181.20 is: 4,338,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,843.60 : 4,366,265.40 = 2,892,181.20 : x
  2. Step 2: Convert to fraction form
    2,910,843.60/4,366,265.40 = 2,892,181.20/x
  3. Step 3: Cross multiply
    2,910,843.60x = 4,366,265.40 × 2,892,181.20
  4. Step 4: Simplify right side
    2,910,843.60x = 12,628,030,704,090.48
  5. Step 5: Solve for x
    x = 12,628,030,704,090.48/2,910,843.60
  6. Step 6: Final answer
    x = 4,338,271.80

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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.