Finding the Fourth Proportional to 1,871,058.22, 2,582,058.14 and 1,011,616.44
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Solution
The fourth proportional to 1,871,058.22, 2,582,058.14 and 1,011,616.44 is: 1,396,029.50
Step by Step Solution
- Step 1: Write the proportion equation
1,871,058.22 : 2,582,058.14 = 1,011,616.44 : x - Step 2: Convert to fraction form
1,871,058.22/2,582,058.14 = 1,011,616.44/x - Step 3: Cross multiply
1,871,058.22x = 2,582,058.14 × 1,011,616.44 - Step 4: Simplify right side
1,871,058.22x = 2,612,052,463,459.82 - Step 5: Solve for x
x = 2,612,052,463,459.82/1,871,058.22 - Step 6: Final answer
x = 1,396,029.50
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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.