Home / 1,408,062.51-2,111,395.01-448,393.05

Finding the Fourth Proportional to 1,408,062.51, 2,111,395.01 and 448,393.05

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Solution

The fourth proportional to 1,408,062.51, 2,111,395.01 and 448,393.05 is: 672,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,062.51 : 2,111,395.01 = 448,393.05 : x
  2. Step 2: Convert to fraction form
    1,408,062.51/2,111,395.01 = 448,393.05/x
  3. Step 3: Cross multiply
    1,408,062.51x = 2,111,395.01 × 448,393.05
  4. Step 4: Simplify right side
    1,408,062.51x = 946,734,848,288.68
  5. Step 5: Solve for x
    x = 946,734,848,288.68/1,408,062.51
  6. Step 6: Final answer
    x = 672,367.06

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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.