Home / 1,891,610.19-2,609,739.93-1,456,160.71

Finding the Fourth Proportional to 1,891,610.19, 2,609,739.93 and 1,456,160.71

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Solution

The fourth proportional to 1,891,610.19, 2,609,739.93 and 1,456,160.71 is: 2,008,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,610.19 : 2,609,739.93 = 1,456,160.71 : x
  2. Step 2: Convert to fraction form
    1,891,610.19/2,609,739.93 = 1,456,160.71/x
  3. Step 3: Cross multiply
    1,891,610.19x = 2,609,739.93 × 1,456,160.71
  4. Step 4: Simplify right side
    1,891,610.19x = 3,800,200,749,384.15
  5. Step 5: Solve for x
    x = 3,800,200,749,384.15/1,891,610.19
  6. Step 6: Final answer
    x = 2,008,976.67

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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.