Home / 1,407,486.44-2,110,905.87-839,028.04

Finding the Fourth Proportional to 1,407,486.44, 2,110,905.87 and 839,028.04

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Solution

The fourth proportional to 1,407,486.44, 2,110,905.87 and 839,028.04 is: 1,258,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,486.44 : 2,110,905.87 = 839,028.04 : x
  2. Step 2: Convert to fraction form
    1,407,486.44/2,110,905.87 = 839,028.04/x
  3. Step 3: Cross multiply
    1,407,486.44x = 2,110,905.87 × 839,028.04
  4. Step 4: Simplify right side
    1,407,486.44x = 1,771,109,206,306.98
  5. Step 5: Solve for x
    x = 1,771,109,206,306.98/1,407,486.44
  6. Step 6: Final answer
    x = 1,258,349.03

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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.