Finding the Fourth Proportional to 1,276,252.76, 1,761,206.10 and 695,480.96
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Solution
The fourth proportional to 1,276,252.76, 1,761,206.10 and 695,480.96 is: 959,751.35
Step by Step Solution
- Step 1: Write the proportion equation
1,276,252.76 : 1,761,206.10 = 695,480.96 : x - Step 2: Convert to fraction form
1,276,252.76/1,761,206.10 = 695,480.96/x - Step 3: Cross multiply
1,276,252.76x = 1,761,206.10 × 695,480.96 - Step 4: Simplify right side
1,276,252.76x = 1,224,885,309,185.86 - Step 5: Solve for x
x = 1,224,885,309,185.86/1,276,252.76 - Step 6: Final answer
x = 959,751.35
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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.