Finding the Fourth Proportional to 1,048,808.70, 1,569,276.45 and 694,514.70
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Solution
The fourth proportional to 1,048,808.70, 1,569,276.45 and 694,514.70 is: 1,039,165.26
Step by Step Solution
- Step 1: Write the proportion equation
1,048,808.70 : 1,569,276.45 = 694,514.70 : x - Step 2: Convert to fraction form
1,048,808.70/1,569,276.45 = 694,514.70/x - Step 3: Cross multiply
1,048,808.70x = 1,569,276.45 × 694,514.70 - Step 4: Simplify right side
1,048,808.70x = 1,089,885,562,888.82 - Step 5: Solve for x
x = 1,089,885,562,888.82/1,048,808.70 - Step 6: Final answer
x = 1,039,165.26
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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.