Finding the Fourth Proportional to 1,006,316.44, 1,390,709.19 and 824,741.98
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Solution
The fourth proportional to 1,006,316.44, 1,390,709.19 and 824,741.98 is: 1,139,776.92
Step by Step Solution
- Step 1: Write the proportion equation
1,006,316.44 : 1,390,709.19 = 824,741.98 : x - Step 2: Convert to fraction form
1,006,316.44/1,390,709.19 = 824,741.98/x - Step 3: Cross multiply
1,006,316.44x = 1,390,709.19 × 824,741.98 - Step 4: Simplify right side
1,006,316.44x = 1,146,976,250,964.80 - Step 5: Solve for x
x = 1,146,976,250,964.80/1,006,316.44 - Step 6: Final answer
x = 1,139,776.92
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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.