Home / 1,930,302.60-2,893,485.60-1,131,172.80

Finding the Fourth Proportional to 1,930,302.60, 2,893,485.60 and 1,131,172.80

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Solution

The fourth proportional to 1,930,302.60, 2,893,485.60 and 1,131,172.80 is: 1,695,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,302.60 : 2,893,485.60 = 1,131,172.80 : x
  2. Step 2: Convert to fraction form
    1,930,302.60/2,893,485.60 = 1,131,172.80/x
  3. Step 3: Cross multiply
    1,930,302.60x = 2,893,485.60 × 1,131,172.80
  4. Step 4: Simplify right side
    1,930,302.60x = 3,273,032,207,911.68
  5. Step 5: Solve for x
    x = 3,273,032,207,911.68/1,930,302.60
  6. Step 6: Final answer
    x = 1,695,605.76

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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.