Finding the Fourth Proportional to 1,251,477.84, 1,727,073.42 and 707,694.98
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Solution
The fourth proportional to 1,251,477.84, 1,727,073.42 and 707,694.98 is: 976,638.30
Step by Step Solution
- Step 1: Write the proportion equation
1,251,477.84 : 1,727,073.42 = 707,694.98 : x - Step 2: Convert to fraction form
1,251,477.84/1,727,073.42 = 707,694.98/x - Step 3: Cross multiply
1,251,477.84x = 1,727,073.42 × 707,694.98 - Step 4: Simplify right side
1,251,477.84x = 1,222,241,189,425.43 - Step 5: Solve for x
x = 1,222,241,189,425.43/1,251,477.84 - Step 6: Final answer
x = 976,638.30
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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.