Finding the Fourth Proportional to 1,871,486.57, 2,582,652.53 and 1,012,046.75
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Solution
The fourth proportional to 1,871,486.57, 2,582,652.53 and 1,012,046.75 is: 1,396,625.09
Step by Step Solution
- Step 1: Write the proportion equation
1,871,486.57 : 2,582,652.53 = 1,012,046.75 : x - Step 2: Convert to fraction form
1,871,486.57/2,582,652.53 = 1,012,046.75/x - Step 3: Cross multiply
1,871,486.57x = 2,582,652.53 × 1,012,046.75 - Step 4: Simplify right side
1,871,486.57x = 2,613,765,099,365.78 - Step 5: Solve for x
x = 2,613,765,099,365.78/1,871,486.57 - Step 6: Final answer
x = 1,396,625.09
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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.