Home / 2,990,602.40-4,485,903.60-1,796,208.80

Finding the Fourth Proportional to 2,990,602.40, 4,485,903.60 and 1,796,208.80

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Solution

The fourth proportional to 2,990,602.40, 4,485,903.60 and 1,796,208.80 is: 2,694,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,602.40 : 4,485,903.60 = 1,796,208.80 : x
  2. Step 2: Convert to fraction form
    2,990,602.40/4,485,903.60 = 1,796,208.80/x
  3. Step 3: Cross multiply
    2,990,602.40x = 4,485,903.60 × 1,796,208.80
  4. Step 4: Simplify right side
    2,990,602.40x = 8,057,619,522,271.68
  5. Step 5: Solve for x
    x = 8,057,619,522,271.68/2,990,602.40
  6. Step 6: Final answer
    x = 2,694,313.20

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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.