Finding the Fourth Proportional to 4,181,963.07, 5,771,208.53 and 2,346,557.12
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Solution
The fourth proportional to 4,181,963.07, 5,771,208.53 and 2,346,557.12 is: 3,238,304.65
Step by Step Solution
- Step 1: Write the proportion equation
4,181,963.07 : 5,771,208.53 = 2,346,557.12 : x - Step 2: Convert to fraction form
4,181,963.07/5,771,208.53 = 2,346,557.12/x - Step 3: Cross multiply
4,181,963.07x = 5,771,208.53 × 2,346,557.12 - Step 4: Simplify right side
4,181,963.07x = 13,542,470,467,076.23 - Step 5: Solve for x
x = 13,542,470,467,076.23/4,181,963.07 - Step 6: Final answer
x = 3,238,304.65
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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.