Home / 3,500,986.60-5,240,982.30-2,080,311.40

Finding the Fourth Proportional to 3,500,986.60, 5,240,982.30 and 2,080,311.40

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Solution

The fourth proportional to 3,500,986.60, 5,240,982.30 and 2,080,311.40 is: 3,114,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,986.60 : 5,240,982.30 = 2,080,311.40 : x
  2. Step 2: Convert to fraction form
    3,500,986.60/5,240,982.30 = 2,080,311.40/x
  3. Step 3: Cross multiply
    3,500,986.60x = 5,240,982.30 × 2,080,311.40
  4. Step 4: Simplify right side
    3,500,986.60x = 10,902,875,225,888.22
  5. Step 5: Solve for x
    x = 10,902,875,225,888.22/3,500,986.60
  6. Step 6: Final answer
    x = 3,114,229.35

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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.