Finding the Fourth Proportional to 4,657,192.32, 6,424,201.36 and 3,026,685.66
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Solution
The fourth proportional to 4,657,192.32, 6,424,201.36 and 3,026,685.66 is: 4,175,055.87
Step by Step Solution
- Step 1: Write the proportion equation
4,657,192.32 : 6,424,201.36 = 3,026,685.66 : x - Step 2: Convert to fraction form
4,657,192.32/6,424,201.36 = 3,026,685.66/x - Step 3: Cross multiply
4,657,192.32x = 6,424,201.36 × 3,026,685.66 - Step 4: Simplify right side
4,657,192.32x = 19,444,038,151,199.73 - Step 5: Solve for x
x = 19,444,038,151,199.73/4,657,192.32 - Step 6: Final answer
x = 4,175,055.87
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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.