Home / 1,821,700.89-2,732,545.58-492,004.89

Finding the Fourth Proportional to 1,821,700.89, 2,732,545.58 and 492,004.89

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Solution

The fourth proportional to 1,821,700.89, 2,732,545.58 and 492,004.89 is: 738,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,700.89 : 2,732,545.58 = 492,004.89 : x
  2. Step 2: Convert to fraction form
    1,821,700.89/2,732,545.58 = 492,004.89/x
  3. Step 3: Cross multiply
    1,821,700.89x = 2,732,545.58 × 492,004.89
  4. Step 4: Simplify right side
    1,821,700.89x = 1,344,425,785,047.86
  5. Step 5: Solve for x
    x = 1,344,425,785,047.86/1,821,700.89
  6. Step 6: Final answer
    x = 738,005.78

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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.