Home / 2,819,552.74-3,890,986.72-1,530,393.42

Finding the Fourth Proportional to 2,819,552.74, 3,890,986.72 and 1,530,393.42

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Solution

The fourth proportional to 2,819,552.74, 3,890,986.72 and 1,530,393.42 is: 2,111,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,552.74 : 3,890,986.72 = 1,530,393.42 : x
  2. Step 2: Convert to fraction form
    2,819,552.74/3,890,986.72 = 1,530,393.42/x
  3. Step 3: Cross multiply
    2,819,552.74x = 3,890,986.72 × 1,530,393.42
  4. Step 4: Simplify right side
    2,819,552.74x = 5,954,740,473,595.38
  5. Step 5: Solve for x
    x = 5,954,740,473,595.38/2,819,552.74
  6. Step 6: Final answer
    x = 2,111,945.06

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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.