Finding the Fourth Proportional to 1,589,690.19, 2,193,725.48 and 901,424.88
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Solution
The fourth proportional to 1,589,690.19, 2,193,725.48 and 901,424.88 is: 1,243,939.69
Step by Step Solution
- Step 1: Write the proportion equation
1,589,690.19 : 2,193,725.48 = 901,424.88 : x - Step 2: Convert to fraction form
1,589,690.19/2,193,725.48 = 901,424.88/x - Step 3: Cross multiply
1,589,690.19x = 2,193,725.48 × 901,424.88 - Step 4: Simplify right side
1,589,690.19x = 1,977,478,723,054.82 - Step 5: Solve for x
x = 1,977,478,723,054.82/1,589,690.19 - Step 6: Final answer
x = 1,243,939.69
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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.