Finding the Fourth Proportional to 1,211,241.75, 1,671,551.48 and 695,090.07
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Solution
The fourth proportional to 1,211,241.75, 1,671,551.48 and 695,090.07 is: 959,246.03
Step by Step Solution
- Step 1: Write the proportion equation
1,211,241.75 : 1,671,551.48 = 695,090.07 : x - Step 2: Convert to fraction form
1,211,241.75/1,671,551.48 = 695,090.07/x - Step 3: Cross multiply
1,211,241.75x = 1,671,551.48 × 695,090.07 - Step 4: Simplify right side
1,211,241.75x = 1,161,878,835,241.80 - Step 5: Solve for x
x = 1,161,878,835,241.80/1,211,241.75 - Step 6: Final answer
x = 959,246.03
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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.