Finding the Fourth Proportional to 1,681,149.16, 2,320,050.96 and 956,063.08
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Solution
The fourth proportional to 1,681,149.16, 2,320,050.96 and 956,063.08 is: 1,319,404.08
Step by Step Solution
- Step 1: Write the proportion equation
1,681,149.16 : 2,320,050.96 = 956,063.08 : x - Step 2: Convert to fraction form
1,681,149.16/2,320,050.96 = 956,063.08/x - Step 3: Cross multiply
1,681,149.16x = 2,320,050.96 × 956,063.08 - Step 4: Simplify right side
1,681,149.16x = 2,218,115,066,574.56 - Step 5: Solve for x
x = 2,218,115,066,574.56/1,681,149.16 - Step 6: Final answer
x = 1,319,404.08
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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.