Home / 1,407,495.26-2,110,919.09-839,036.85

Finding the Fourth Proportional to 1,407,495.26, 2,110,919.09 and 839,036.85

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Solution

The fourth proportional to 1,407,495.26, 2,110,919.09 and 839,036.85 is: 1,258,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,495.26 : 2,110,919.09 = 839,036.85 : x
  2. Step 2: Convert to fraction form
    1,407,495.26/2,110,919.09 = 839,036.85/x
  3. Step 3: Cross multiply
    1,407,495.26x = 2,110,919.09 × 839,036.85
  4. Step 4: Simplify right side
    1,407,495.26x = 1,771,138,899,683.28
  5. Step 5: Solve for x
    x = 1,771,138,899,683.28/1,407,495.26
  6. Step 6: Final answer
    x = 1,258,362.25

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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.