Finding the Fourth Proportional to 1,418,544.36, 1,957,587.12 and 773,965.08
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Solution
The fourth proportional to 1,418,544.36, 1,957,587.12 and 773,965.08 is: 1,068,069.58
Step by Step Solution
- Step 1: Write the proportion equation
1,418,544.36 : 1,957,587.12 = 773,965.08 : x - Step 2: Convert to fraction form
1,418,544.36/1,957,587.12 = 773,965.08/x - Step 3: Cross multiply
1,418,544.36x = 1,957,587.12 × 773,965.08 - Step 4: Simplify right side
1,418,544.36x = 1,515,104,071,937.77 - Step 5: Solve for x
x = 1,515,104,071,937.77/1,418,544.36 - Step 6: Final answer
x = 1,068,069.58
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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.