Home / 1,872,930.69-2,584,011.74-1,219,258.26

Finding the Fourth Proportional to 1,872,930.69, 2,584,011.74 and 1,219,258.26

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Solution

The fourth proportional to 1,872,930.69, 2,584,011.74 and 1,219,258.26 is: 1,682,164.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,930.69 : 2,584,011.74 = 1,219,258.26 : x
  2. Step 2: Convert to fraction form
    1,872,930.69/2,584,011.74 = 1,219,258.26/x
  3. Step 3: Cross multiply
    1,872,930.69x = 2,584,011.74 × 1,219,258.26
  4. Step 4: Simplify right side
    1,872,930.69x = 3,150,577,651,835.68
  5. Step 5: Solve for x
    x = 3,150,577,651,835.68/1,872,930.69
  6. Step 6: Final answer
    x = 1,682,164.57

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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.