Finding the Fourth Proportional to 1,276,249.74, 1,761,201.96 and 695,477.94
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Solution
The fourth proportional to 1,276,249.74, 1,761,201.96 and 695,477.94 is: 959,747.20
Step by Step Solution
- Step 1: Write the proportion equation
1,276,249.74 : 1,761,201.96 = 695,477.94 : x - Step 2: Convert to fraction form
1,276,249.74/1,761,201.96 = 695,477.94/x - Step 3: Cross multiply
1,276,249.74x = 1,761,201.96 × 695,477.94 - Step 4: Simplify right side
1,276,249.74x = 1,224,877,111,064.76 - Step 5: Solve for x
x = 1,224,877,111,064.76/1,276,249.74 - Step 6: Final answer
x = 959,747.20
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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.