Finding the Fourth Proportional to 1,041,656.63, 1,560,699.16 and 699,458.63
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Solution
The fourth proportional to 1,041,656.63, 1,560,699.16 and 699,458.63 is: 1,047,988.81
Step by Step Solution
- Step 1: Write the proportion equation
1,041,656.63 : 1,560,699.16 = 699,458.63 : x - Step 2: Convert to fraction form
1,041,656.63/1,560,699.16 = 699,458.63/x - Step 3: Cross multiply
1,041,656.63x = 1,560,699.16 × 699,458.63 - Step 4: Simplify right side
1,041,656.63x = 1,091,644,496,295.75 - Step 5: Solve for x
x = 1,091,644,496,295.75/1,041,656.63 - Step 6: Final answer
x = 1,047,988.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.