Finding the Fourth Proportional to 1,505,286.16, 2,077,219.12 and 893,465.62
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Solution
The fourth proportional to 1,505,286.16, 2,077,219.12 and 893,465.62 is: 1,232,937.58
Step by Step Solution
- Step 1: Write the proportion equation
1,505,286.16 : 2,077,219.12 = 893,465.62 : x - Step 2: Convert to fraction form
1,505,286.16/2,077,219.12 = 893,465.62/x - Step 3: Cross multiply
1,505,286.16x = 2,077,219.12 × 893,465.62 - Step 4: Simplify right side
1,505,286.16x = 1,855,923,868,926.65 - Step 5: Solve for x
x = 1,855,923,868,926.65/1,505,286.16 - Step 6: Final answer
x = 1,232,937.58
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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.