Home / 1,998,004.60-2,997,006.90-1,144,199.80

Finding the Fourth Proportional to 1,998,004.60, 2,997,006.90 and 1,144,199.80

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Solution

The fourth proportional to 1,998,004.60, 2,997,006.90 and 1,144,199.80 is: 1,716,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,004.60 : 2,997,006.90 = 1,144,199.80 : x
  2. Step 2: Convert to fraction form
    1,998,004.60/2,997,006.90 = 1,144,199.80/x
  3. Step 3: Cross multiply
    1,998,004.60x = 2,997,006.90 × 1,144,199.80
  4. Step 4: Simplify right side
    1,998,004.60x = 3,429,174,695,578.62
  5. Step 5: Solve for x
    x = 3,429,174,695,578.62/1,998,004.60
  6. Step 6: Final answer
    x = 1,716,299.70

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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.