Home / 2,759,015.45-4,137,316.68-1,391,948.08

Finding the Fourth Proportional to 2,759,015.45, 4,137,316.68 and 1,391,948.08

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Solution

The fourth proportional to 2,759,015.45, 4,137,316.68 and 1,391,948.08 is: 2,087,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,015.45 : 4,137,316.68 = 1,391,948.08 : x
  2. Step 2: Convert to fraction form
    2,759,015.45/4,137,316.68 = 1,391,948.08/x
  3. Step 3: Cross multiply
    2,759,015.45x = 4,137,316.68 × 1,391,948.08
  4. Step 4: Simplify right side
    2,759,015.45x = 5,758,930,003,954.49
  5. Step 5: Solve for x
    x = 5,758,930,003,954.49/2,759,015.45
  6. Step 6: Final answer
    x = 2,087,313.43

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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.