Finding the Fourth Proportional to 925,187.68, 1,277,110.10 and 828,216.90
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Solution
The fourth proportional to 925,187.68, 1,277,110.10 and 828,216.90 is: 1,143,253.62
Step by Step Solution
- Step 1: Write the proportion equation
925,187.68 : 1,277,110.10 = 828,216.90 : x - Step 2: Convert to fraction form
925,187.68/1,277,110.10 = 828,216.90/x - Step 3: Cross multiply
925,187.68x = 1,277,110.10 × 828,216.90 - Step 4: Simplify right side
925,187.68x = 1,057,724,165,974.83 - Step 5: Solve for x
x = 1,057,724,165,974.83/925,187.68 - Step 6: Final answer
x = 1,143,253.62
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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.