Finding the Fourth Proportional to 1,276,267.96, 1,761,261.42 and 703,328.68
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Solution
The fourth proportional to 1,276,267.96, 1,761,261.42 and 703,328.68 is: 970,599.99
Step by Step Solution
- Step 1: Write the proportion equation
1,276,267.96 : 1,761,261.42 = 703,328.68 : x - Step 2: Convert to fraction form
1,276,267.96/1,761,261.42 = 703,328.68/x - Step 3: Cross multiply
1,276,267.96x = 1,761,261.42 × 703,328.68 - Step 4: Simplify right side
1,276,267.96x = 1,238,745,669,663.53 - Step 5: Solve for x
x = 1,238,745,669,663.53/1,276,267.96 - Step 6: Final answer
x = 970,599.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.