Home / 1,996,043.20-2,994,064.80-576,145.60

Finding the Fourth Proportional to 1,996,043.20, 2,994,064.80 and 576,145.60

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Solution

The fourth proportional to 1,996,043.20, 2,994,064.80 and 576,145.60 is: 864,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,043.20 : 2,994,064.80 = 576,145.60 : x
  2. Step 2: Convert to fraction form
    1,996,043.20/2,994,064.80 = 576,145.60/x
  3. Step 3: Cross multiply
    1,996,043.20x = 2,994,064.80 × 576,145.60
  4. Step 4: Simplify right side
    1,996,043.20x = 1,725,017,260,634.88
  5. Step 5: Solve for x
    x = 1,725,017,260,634.88/1,996,043.20
  6. Step 6: Final answer
    x = 864,218.40

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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.