Home / 3,390,404.49-5,085,047.84-1,115,958.51

Finding the Fourth Proportional to 3,390,404.49, 5,085,047.84 and 1,115,958.51

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Solution

The fourth proportional to 3,390,404.49, 5,085,047.84 and 1,115,958.51 is: 1,673,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,404.49 : 5,085,047.84 = 1,115,958.51 : x
  2. Step 2: Convert to fraction form
    3,390,404.49/5,085,047.84 = 1,115,958.51/x
  3. Step 3: Cross multiply
    3,390,404.49x = 5,085,047.84 × 1,115,958.51
  4. Step 4: Simplify right side
    3,390,404.49x = 5,674,702,405,225.33
  5. Step 5: Solve for x
    x = 5,674,702,405,225.33/3,390,404.49
  6. Step 6: Final answer
    x = 1,673,753.80

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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.