Home / 1,407,994.07-2,111,884.90-448,410.89

Finding the Fourth Proportional to 1,407,994.07, 2,111,884.90 and 448,410.89

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Solution

The fourth proportional to 1,407,994.07, 2,111,884.90 and 448,410.89 is: 672,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,994.07 : 2,111,884.90 = 448,410.89 : x
  2. Step 2: Convert to fraction form
    1,407,994.07/2,111,884.90 = 448,410.89/x
  3. Step 3: Cross multiply
    1,407,994.07x = 2,111,884.90 × 448,410.89
  4. Step 4: Simplify right side
    1,407,994.07x = 946,992,191,745.25
  5. Step 5: Solve for x
    x = 946,992,191,745.25/1,407,994.07
  6. Step 6: Final answer
    x = 672,582.52

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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.