Home / 1,820,999.40-2,731,863.60-541,604.40

Finding the Fourth Proportional to 1,820,999.40, 2,731,863.60 and 541,604.40

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Solution

The fourth proportional to 1,820,999.40, 2,731,863.60 and 541,604.40 is: 812,515.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,999.40 : 2,731,863.60 = 541,604.40 : x
  2. Step 2: Convert to fraction form
    1,820,999.40/2,731,863.60 = 541,604.40/x
  3. Step 3: Cross multiply
    1,820,999.40x = 2,731,863.60 × 541,604.40
  4. Step 4: Simplify right side
    1,820,999.40x = 1,479,589,345,959.84
  5. Step 5: Solve for x
    x = 1,479,589,345,959.84/1,820,999.40
  6. Step 6: Final answer
    x = 812,515.01

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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.