Finding the Fourth Proportional to 3,633,407.78, 5,449,930.47 and 1,358,764.97
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Solution
The fourth proportional to 3,633,407.78, 5,449,930.47 and 1,358,764.97 is: 2,038,079.69
Step by Step Solution
- Step 1: Write the proportion equation
3,633,407.78 : 5,449,930.47 = 1,358,764.97 : x - Step 2: Convert to fraction form
3,633,407.78/5,449,930.47 = 1,358,764.97/x - Step 3: Cross multiply
3,633,407.78x = 5,449,930.47 × 1,358,764.97 - Step 4: Simplify right side
3,633,407.78x = 7,405,174,584,321.98 - Step 5: Solve for x
x = 7,405,174,584,321.98/3,633,407.78 - Step 6: Final answer
x = 2,038,079.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.