Finding the Fourth Proportional to 1,167,988.80, 1,611,583.92 and 671,176.68
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Solution
The fourth proportional to 1,167,988.80, 1,611,583.92 and 671,176.68 is: 926,085.55
Step by Step Solution
- Step 1: Write the proportion equation
1,167,988.80 : 1,611,583.92 = 671,176.68 : x - Step 2: Convert to fraction form
1,167,988.80/1,611,583.92 = 671,176.68/x - Step 3: Cross multiply
1,167,988.80x = 1,611,583.92 × 671,176.68 - Step 4: Simplify right side
1,167,988.80x = 1,081,657,544,966.99 - Step 5: Solve for x
x = 1,081,657,544,966.99/1,167,988.80 - Step 6: Final answer
x = 926,085.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.