Home / 2,999,117.60-4,494,739.80-1,200,528.80

Finding the Fourth Proportional to 2,999,117.60, 4,494,739.80 and 1,200,528.80

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Solution

The fourth proportional to 2,999,117.60, 4,494,739.80 and 1,200,528.80 is: 1,799,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,117.60 : 4,494,739.80 = 1,200,528.80 : x
  2. Step 2: Convert to fraction form
    2,999,117.60/4,494,739.80 = 1,200,528.80/x
  3. Step 3: Cross multiply
    2,999,117.60x = 4,494,739.80 × 1,200,528.80
  4. Step 4: Simplify right side
    2,999,117.60x = 5,396,064,578,406.24
  5. Step 5: Solve for x
    x = 5,396,064,578,406.24/2,999,117.60
  6. Step 6: Final answer
    x = 1,799,217.40

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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.