Home / 3,089,149.80-4,646,166.30-2,765,668.20

Finding the Fourth Proportional to 3,089,149.80, 4,646,166.30 and 2,765,668.20

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Solution

The fourth proportional to 3,089,149.80, 4,646,166.30 and 2,765,668.20 is: 4,159,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,149.80 : 4,646,166.30 = 2,765,668.20 : x
  2. Step 2: Convert to fraction form
    3,089,149.80/4,646,166.30 = 2,765,668.20/x
  3. Step 3: Cross multiply
    3,089,149.80x = 4,646,166.30 × 2,765,668.20
  4. Step 4: Simplify right side
    3,089,149.80x = 12,849,754,387,821.66
  5. Step 5: Solve for x
    x = 12,849,754,387,821.66/3,089,149.80
  6. Step 6: Final answer
    x = 4,159,641.07

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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.