Finding the Fourth Proportional to 1,176,193.49, 1,623,174.98 and 659,985.58
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Solution
The fourth proportional to 1,176,193.49, 1,623,174.98 and 659,985.58 is: 910,795.79
Step by Step Solution
- Step 1: Write the proportion equation
1,176,193.49 : 1,623,174.98 = 659,985.58 : x - Step 2: Convert to fraction form
1,176,193.49/1,623,174.98 = 659,985.58/x - Step 3: Cross multiply
1,176,193.49x = 1,623,174.98 × 659,985.58 - Step 4: Simplify right side
1,176,193.49x = 1,071,272,080,616.79 - Step 5: Solve for x
x = 1,071,272,080,616.79/1,176,193.49 - Step 6: Final answer
x = 910,795.79
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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.