Home / 3,034,035.74-4,186,795.83-1,811,720.54

Finding the Fourth Proportional to 3,034,035.74, 4,186,795.83 and 1,811,720.54

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Solution

The fourth proportional to 3,034,035.74, 4,186,795.83 and 1,811,720.54 is: 2,500,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034,035.74 : 4,186,795.83 = 1,811,720.54 : x
  2. Step 2: Convert to fraction form
    3,034,035.74/4,186,795.83 = 1,811,720.54/x
  3. Step 3: Cross multiply
    3,034,035.74x = 4,186,795.83 × 1,811,720.54
  4. Step 4: Simplify right side
    3,034,035.74x = 7,585,304,001,997.35
  5. Step 5: Solve for x
    x = 7,585,304,001,997.35/3,034,035.74
  6. Step 6: Final answer
    x = 2,500,070.75

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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.