Finding the Fourth Proportional to 3,226,683.36, 4,452,799.32 and 1,776,404.28
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Solution
The fourth proportional to 3,226,683.36, 4,452,799.32 and 1,776,404.28 is: 2,451,424.85
Step by Step Solution
- Step 1: Write the proportion equation
3,226,683.36 : 4,452,799.32 = 1,776,404.28 : x - Step 2: Convert to fraction form
3,226,683.36/4,452,799.32 = 1,776,404.28/x - Step 3: Cross multiply
3,226,683.36x = 4,452,799.32 × 1,776,404.28 - Step 4: Simplify right side
3,226,683.36x = 7,909,971,770,029.09 - Step 5: Solve for x
x = 7,909,971,770,029.09/3,226,683.36 - Step 6: Final answer
x = 2,451,424.85
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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.