Home / 1,244,512.51-1,866,965.60-445,776.37

Finding the Fourth Proportional to 1,244,512.51, 1,866,965.60 and 445,776.37

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Solution

The fourth proportional to 1,244,512.51, 1,866,965.60 and 445,776.37 is: 668,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,512.51 : 1,866,965.60 = 445,776.37 : x
  2. Step 2: Convert to fraction form
    1,244,512.51/1,866,965.60 = 445,776.37/x
  3. Step 3: Cross multiply
    1,244,512.51x = 1,866,965.60 × 445,776.37
  4. Step 4: Simplify right side
    1,244,512.51x = 832,249,146,646.35
  5. Step 5: Solve for x
    x = 832,249,146,646.35/1,244,512.51
  6. Step 6: Final answer
    x = 668,735.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.