Finding the Fourth Proportional to 1,635,948.09, 2,257,024.10 and 947,244.07
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Solution
The fourth proportional to 1,635,948.09, 2,257,024.10 and 947,244.07 is: 1,306,858.52
Step by Step Solution
- Step 1: Write the proportion equation
1,635,948.09 : 2,257,024.10 = 947,244.07 : x - Step 2: Convert to fraction form
1,635,948.09/2,257,024.10 = 947,244.07/x - Step 3: Cross multiply
1,635,948.09x = 2,257,024.10 × 947,244.07 - Step 4: Simplify right side
1,635,948.09x = 2,137,952,692,657.15 - Step 5: Solve for x
x = 2,137,952,692,657.15/1,635,948.09 - Step 6: Final answer
x = 1,306,858.52
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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.