Finding the Fourth Proportional to 1,276,256.76, 1,761,211.62 and 695,484.96
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Solution
The fourth proportional to 1,276,256.76, 1,761,211.62 and 695,484.96 is: 959,756.87
Step by Step Solution
- Step 1: Write the proportion equation
1,276,256.76 : 1,761,211.62 = 695,484.96 : x - Step 2: Convert to fraction form
1,276,256.76/1,761,211.62 = 695,484.96/x - Step 3: Cross multiply
1,276,256.76x = 1,761,211.62 × 695,484.96 - Step 4: Simplify right side
1,276,256.76x = 1,224,896,193,087.24 - Step 5: Solve for x
x = 1,224,896,193,087.24/1,276,256.76 - Step 6: Final answer
x = 959,756.87
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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.