Home / 3,036,021.40-4,554,542.40-906,320.80

Finding the Fourth Proportional to 3,036,021.40, 4,554,542.40 and 906,320.80

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Solution

The fourth proportional to 3,036,021.40, 4,554,542.40 and 906,320.80 is: 1,359,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,021.40 : 4,554,542.40 = 906,320.80 : x
  2. Step 2: Convert to fraction form
    3,036,021.40/4,554,542.40 = 906,320.80/x
  3. Step 3: Cross multiply
    3,036,021.40x = 4,554,542.40 × 906,320.80
  4. Step 4: Simplify right side
    3,036,021.40x = 4,127,876,511,601.92
  5. Step 5: Solve for x
    x = 4,127,876,511,601.92/3,036,021.40
  6. Step 6: Final answer
    x = 1,359,633.54

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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.