Home / 2,991,985.20-4,486,665.60-1,194,271.20

Finding the Fourth Proportional to 2,991,985.20, 4,486,665.60 and 1,194,271.20

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Solution

The fourth proportional to 2,991,985.20, 4,486,665.60 and 1,194,271.20 is: 1,790,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,985.20 : 4,486,665.60 = 1,194,271.20 : x
  2. Step 2: Convert to fraction form
    2,991,985.20/4,486,665.60 = 1,194,271.20/x
  3. Step 3: Cross multiply
    2,991,985.20x = 4,486,665.60 × 1,194,271.20
  4. Step 4: Simplify right side
    2,991,985.20x = 5,358,295,510,110.72
  5. Step 5: Solve for x
    x = 5,358,295,510,110.72/2,991,985.20
  6. Step 6: Final answer
    x = 1,790,883.03

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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.