Finding the Fourth Proportional to 1,129,495.68, 1,558,754.88 and 676,776.96
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Solution
The fourth proportional to 1,129,495.68, 1,558,754.88 and 676,776.96 is: 933,982.67
Step by Step Solution
- Step 1: Write the proportion equation
1,129,495.68 : 1,558,754.88 = 676,776.96 : x - Step 2: Convert to fraction form
1,129,495.68/1,558,754.88 = 676,776.96/x - Step 3: Cross multiply
1,129,495.68x = 1,558,754.88 × 676,776.96 - Step 4: Simplify right side
1,129,495.68x = 1,054,929,389,071.56 - Step 5: Solve for x
x = 1,054,929,389,071.56/1,129,495.68 - Step 6: Final answer
x = 933,982.67
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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.