Finding the Fourth Proportional to 1,702,261.98, 2,349,120.96 and 938,328.30
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Solution
The fourth proportional to 1,702,261.98, 2,349,120.96 and 938,328.30 is: 1,294,892.74
Step by Step Solution
- Step 1: Write the proportion equation
1,702,261.98 : 2,349,120.96 = 938,328.30 : x - Step 2: Convert to fraction form
1,702,261.98/2,349,120.96 = 938,328.30/x - Step 3: Cross multiply
1,702,261.98x = 2,349,120.96 × 938,328.30 - Step 4: Simplify right side
1,702,261.98x = 2,204,246,676,891.17 - Step 5: Solve for x
x = 2,204,246,676,891.17/1,702,261.98 - Step 6: Final answer
x = 1,294,892.74
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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.