Finding the Fourth Proportional to 1,276,741.88, 1,761,902.96 and 695,966.12
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Solution
The fourth proportional to 1,276,741.88, 1,761,902.96 and 695,966.12 is: 960,432.79
Step by Step Solution
- Step 1: Write the proportion equation
1,276,741.88 : 1,761,902.96 = 695,966.12 : x - Step 2: Convert to fraction form
1,276,741.88/1,761,902.96 = 695,966.12/x - Step 3: Cross multiply
1,276,741.88x = 1,761,902.96 × 695,966.12 - Step 4: Simplify right side
1,276,741.88x = 1,226,224,766,887.72 - Step 5: Solve for x
x = 1,226,224,766,887.72/1,276,741.88 - Step 6: Final answer
x = 960,432.79
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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.