Home / 3,189,669.86-4,401,850.70-1,739,444.65

Finding the Fourth Proportional to 3,189,669.86, 4,401,850.70 and 1,739,444.65

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Solution

The fourth proportional to 3,189,669.86, 4,401,850.70 and 1,739,444.65 is: 2,400,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,669.86 : 4,401,850.70 = 1,739,444.65 : x
  2. Step 2: Convert to fraction form
    3,189,669.86/4,401,850.70 = 1,739,444.65/x
  3. Step 3: Cross multiply
    3,189,669.86x = 4,401,850.70 × 1,739,444.65
  4. Step 4: Simplify right side
    3,189,669.86x = 7,656,775,650,213.76
  5. Step 5: Solve for x
    x = 7,656,775,650,213.76/3,189,669.86
  6. Step 6: Final answer
    x = 2,400,491.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.