Home / 2,031,120.60-3,045,806.10-1,019,851.80

Finding the Fourth Proportional to 2,031,120.60, 3,045,806.10 and 1,019,851.80

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Solution

The fourth proportional to 2,031,120.60, 3,045,806.10 and 1,019,851.80 is: 1,529,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,120.60 : 3,045,806.10 = 1,019,851.80 : x
  2. Step 2: Convert to fraction form
    2,031,120.60/3,045,806.10 = 1,019,851.80/x
  3. Step 3: Cross multiply
    2,031,120.60x = 3,045,806.10 × 1,019,851.80
  4. Step 4: Simplify right side
    2,031,120.60x = 3,106,270,833,535.98
  5. Step 5: Solve for x
    x = 3,106,270,833,535.98/2,031,120.60
  6. Step 6: Final answer
    x = 1,529,338.45

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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.