Home / 2,626,060.80-3,939,091.20-853,132.80

Finding the Fourth Proportional to 2,626,060.80, 3,939,091.20 and 853,132.80

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Solution

The fourth proportional to 2,626,060.80, 3,939,091.20 and 853,132.80 is: 1,279,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,060.80 : 3,939,091.20 = 853,132.80 : x
  2. Step 2: Convert to fraction form
    2,626,060.80/3,939,091.20 = 853,132.80/x
  3. Step 3: Cross multiply
    2,626,060.80x = 3,939,091.20 × 853,132.80
  4. Step 4: Simplify right side
    2,626,060.80x = 3,360,567,904,911.36
  5. Step 5: Solve for x
    x = 3,360,567,904,911.36/2,626,060.80
  6. Step 6: Final answer
    x = 1,279,699.20

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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.