Finding the Fourth Proportional to 885,422.26, 1,327,126.68 and 778,596.88
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Solution
The fourth proportional to 885,422.26, 1,327,126.68 and 778,596.88 is: 1,167,010.07
Step by Step Solution
- Step 1: Write the proportion equation
885,422.26 : 1,327,126.68 = 778,596.88 : x - Step 2: Convert to fraction form
885,422.26/1,327,126.68 = 778,596.88/x - Step 3: Cross multiply
885,422.26x = 1,327,126.68 × 778,596.88 - Step 4: Simplify right side
885,422.26x = 1,033,296,692,412.76 - Step 5: Solve for x
x = 1,033,296,692,412.76/885,422.26 - Step 6: Final answer
x = 1,167,010.07
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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.