Home / 1,705,287-2,353,213.32-970,172.04

Finding the Fourth Proportional to 1,705,287, 2,353,213.32 and 970,172.04

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Solution

The fourth proportional to 1,705,287, 2,353,213.32 and 970,172.04 is: 1,338,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,287 : 2,353,213.32 = 970,172.04 : x
  2. Step 2: Convert to fraction form
    1,705,287/2,353,213.32 = 970,172.04/x
  3. Step 3: Cross multiply
    1,705,287x = 2,353,213.32 × 970,172.04
  4. Step 4: Simplify right side
    1,705,287x = 2,283,021,767,219.57
  5. Step 5: Solve for x
    x = 2,283,021,767,219.57/1,705,287
  6. Step 6: Final answer
    x = 1,338,790.34

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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.