Finding the Fourth Proportional to 4,254,509.88, 5,871,261.24 and 2,320,779.06
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Solution
The fourth proportional to 4,254,509.88, 5,871,261.24 and 2,320,779.06 is: 3,202,695.62
Step by Step Solution
- Step 1: Write the proportion equation
4,254,509.88 : 5,871,261.24 = 2,320,779.06 : x - Step 2: Convert to fraction form
4,254,509.88/5,871,261.24 = 2,320,779.06/x - Step 3: Cross multiply
4,254,509.88x = 5,871,261.24 × 2,320,779.06 - Step 4: Simplify right side
4,254,509.88x = 13,625,900,141,581.63 - Step 5: Solve for x
x = 13,625,900,141,581.63/4,254,509.88 - Step 6: Final answer
x = 3,202,695.62
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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.