Finding the Fourth Proportional to 1,125,078.77, 1,552,596.86 and 608,821.36
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Solution
The fourth proportional to 1,125,078.77, 1,552,596.86 and 608,821.36 is: 840,167.07
Step by Step Solution
- Step 1: Write the proportion equation
1,125,078.77 : 1,552,596.86 = 608,821.36 : x - Step 2: Convert to fraction form
1,125,078.77/1,552,596.86 = 608,821.36/x - Step 3: Cross multiply
1,125,078.77x = 1,552,596.86 × 608,821.36 - Step 4: Simplify right side
1,125,078.77x = 945,254,129,477.49 - Step 5: Solve for x
x = 945,254,129,477.49/1,125,078.77 - Step 6: Final answer
x = 840,167.07
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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.