Home / 3,111,044-4,293,242.34-1,680,260

Finding the Fourth Proportional to 3,111,044, 4,293,242.34 and 1,680,260

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Solution

The fourth proportional to 3,111,044, 4,293,242.34 and 1,680,260 is: 2,318,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,044 : 4,293,242.34 = 1,680,260 : x
  2. Step 2: Convert to fraction form
    3,111,044/4,293,242.34 = 1,680,260/x
  3. Step 3: Cross multiply
    3,111,044x = 4,293,242.34 × 1,680,260
  4. Step 4: Simplify right side
    3,111,044x = 7,213,763,374,208.40
  5. Step 5: Solve for x
    x = 7,213,763,374,208.40/3,111,044
  6. Step 6: Final answer
    x = 2,318,759.67

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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.