Finding the Fourth Proportional to 1,589,403.40, 2,193,345.48 and 864,244.96
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Solution
The fourth proportional to 1,589,403.40, 2,193,345.48 and 864,244.96 is: 1,192,641.07
Step by Step Solution
- Step 1: Write the proportion equation
1,589,403.40 : 2,193,345.48 = 864,244.96 : x - Step 2: Convert to fraction form
1,589,403.40/2,193,345.48 = 864,244.96/x - Step 3: Cross multiply
1,589,403.40x = 2,193,345.48 × 864,244.96 - Step 4: Simplify right side
1,589,403.40x = 1,895,587,776,628.78 - Step 5: Solve for x
x = 1,895,587,776,628.78/1,589,403.40 - Step 6: Final answer
x = 1,192,641.07
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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.