Finding the Fourth Proportional to 1,437,301.21, 2,157,447.17 and 1,058,649.49
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Solution
The fourth proportional to 1,437,301.21, 2,157,447.17 and 1,058,649.49 is: 1,589,075.64
Step by Step Solution
- Step 1: Write the proportion equation
1,437,301.21 : 2,157,447.17 = 1,058,649.49 : x - Step 2: Convert to fraction form
1,437,301.21/2,157,447.17 = 1,058,649.49/x - Step 3: Cross multiply
1,437,301.21x = 2,157,447.17 × 1,058,649.49 - Step 4: Simplify right side
1,437,301.21x = 2,283,980,346,222.44 - Step 5: Solve for x
x = 2,283,980,346,222.44/1,437,301.21 - Step 6: Final answer
x = 1,589,075.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.