Home / 1,741,243.80-2,611,865.70-1,643,266.20

Finding the Fourth Proportional to 1,741,243.80, 2,611,865.70 and 1,643,266.20

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Solution

The fourth proportional to 1,741,243.80, 2,611,865.70 and 1,643,266.20 is: 2,464,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,243.80 : 2,611,865.70 = 1,643,266.20 : x
  2. Step 2: Convert to fraction form
    1,741,243.80/2,611,865.70 = 1,643,266.20/x
  3. Step 3: Cross multiply
    1,741,243.80x = 2,611,865.70 × 1,643,266.20
  4. Step 4: Simplify right side
    1,741,243.80x = 4,291,990,623,749.34
  5. Step 5: Solve for x
    x = 4,291,990,623,749.34/1,741,243.80
  6. Step 6: Final answer
    x = 2,464,899.30

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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.