Finding the Fourth Proportional to 1,252,318.82, 1,728,204.30 and 679,363.08
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Solution
The fourth proportional to 1,252,318.82, 1,728,204.30 and 679,363.08 is: 937,523.40
Step by Step Solution
- Step 1: Write the proportion equation
1,252,318.82 : 1,728,204.30 = 679,363.08 : x - Step 2: Convert to fraction form
1,252,318.82/1,728,204.30 = 679,363.08/x - Step 3: Cross multiply
1,252,318.82x = 1,728,204.30 × 679,363.08 - Step 4: Simplify right side
1,252,318.82x = 1,174,078,196,117.24 - Step 5: Solve for x
x = 1,174,078,196,117.24/1,252,318.82 - Step 6: Final answer
x = 937,523.40
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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.