Finding the Fourth Proportional to 797,796.24, 1,105,616.45 and 782,656.74
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Solution
The fourth proportional to 797,796.24, 1,105,616.45 and 782,656.74 is: 1,084,635.55
Step by Step Solution
- Step 1: Write the proportion equation
797,796.24 : 1,105,616.45 = 782,656.74 : x - Step 2: Convert to fraction form
797,796.24/1,105,616.45 = 782,656.74/x - Step 3: Cross multiply
797,796.24x = 1,105,616.45 × 782,656.74 - Step 4: Simplify right side
797,796.24x = 865,318,162,534.09 - Step 5: Solve for x
x = 865,318,162,534.09/797,796.24 - Step 6: Final answer
x = 1,084,635.55
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.