Home / 2,388,994-3,296,811.90-1,315,906

Finding the Fourth Proportional to 2,388,994, 3,296,811.90 and 1,315,906

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Solution

The fourth proportional to 2,388,994, 3,296,811.90 and 1,315,906 is: 1,815,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,994 : 3,296,811.90 = 1,315,906 : x
  2. Step 2: Convert to fraction form
    2,388,994/3,296,811.90 = 1,315,906/x
  3. Step 3: Cross multiply
    2,388,994x = 3,296,811.90 × 1,315,906
  4. Step 4: Simplify right side
    2,388,994x = 4,338,294,560,081.40
  5. Step 5: Solve for x
    x = 4,338,294,560,081.40/2,388,994
  6. Step 6: Final answer
    x = 1,815,950.38

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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.