Finding the Fourth Proportional to 827,681.32, 1,242,390.70 and 733,513.96
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Solution
The fourth proportional to 827,681.32, 1,242,390.70 and 733,513.96 is: 1,101,040.82
Step by Step Solution
- Step 1: Write the proportion equation
827,681.32 : 1,242,390.70 = 733,513.96 : x - Step 2: Convert to fraction form
827,681.32/1,242,390.70 = 733,513.96/x - Step 3: Cross multiply
827,681.32x = 1,242,390.70 × 733,513.96 - Step 4: Simplify right side
827,681.32x = 911,310,916,012.22 - Step 5: Solve for x
x = 911,310,916,012.22/827,681.32 - Step 6: Final answer
x = 1,101,040.82
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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.