Home / 1,053,187.22-1,579,846.48-422,019.02

Finding the Fourth Proportional to 1,053,187.22, 1,579,846.48 and 422,019.02

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Solution

The fourth proportional to 1,053,187.22, 1,579,846.48 and 422,019.02 is: 633,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,187.22 : 1,579,846.48 = 422,019.02 : x
  2. Step 2: Convert to fraction form
    1,053,187.22/1,579,846.48 = 422,019.02/x
  3. Step 3: Cross multiply
    1,053,187.22x = 1,579,846.48 × 422,019.02
  4. Step 4: Simplify right side
    1,053,187.22x = 666,725,263,240.05
  5. Step 5: Solve for x
    x = 666,725,263,240.05/1,053,187.22
  6. Step 6: Final answer
    x = 633,054.84

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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.