Home / 2,031,786.40-3,047,582.40-683,816.80

Finding the Fourth Proportional to 2,031,786.40, 3,047,582.40 and 683,816.80

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Solution

The fourth proportional to 2,031,786.40, 3,047,582.40 and 683,816.80 is: 1,025,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,786.40 : 3,047,582.40 = 683,816.80 : x
  2. Step 2: Convert to fraction form
    2,031,786.40/3,047,582.40 = 683,816.80/x
  3. Step 3: Cross multiply
    2,031,786.40x = 3,047,582.40 × 683,816.80
  4. Step 4: Simplify right side
    2,031,786.40x = 2,083,988,044,504.32
  5. Step 5: Solve for x
    x = 2,083,988,044,504.32/2,031,786.40
  6. Step 6: Final answer
    x = 1,025,692.49

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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.