Finding the Fourth Proportional to 1,437,338.14, 2,157,502.90 and 1,058,686.44
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Solution
The fourth proportional to 1,437,338.14, 2,157,502.90 and 1,058,686.44 is: 1,589,131.33
Step by Step Solution
- Step 1: Write the proportion equation
1,437,338.14 : 2,157,502.90 = 1,058,686.44 : x - Step 2: Convert to fraction form
1,437,338.14/2,157,502.90 = 1,058,686.44/x - Step 3: Cross multiply
1,437,338.14x = 2,157,502.90 × 1,058,686.44 - Step 4: Simplify right side
1,437,338.14x = 2,284,119,064,490.68 - Step 5: Solve for x
x = 2,284,119,064,490.68/1,437,338.14 - Step 6: Final answer
x = 1,589,131.33
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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.