Finding the Fourth Proportional to 1,894,202.10, 2,613,965.94 and 1,034,740.26
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Solution
The fourth proportional to 1,894,202.10, 2,613,965.94 and 1,034,740.26 is: 1,427,923.55
Step by Step Solution
- Step 1: Write the proportion equation
1,894,202.10 : 2,613,965.94 = 1,034,740.26 : x - Step 2: Convert to fraction form
1,894,202.10/2,613,965.94 = 1,034,740.26/x - Step 3: Cross multiply
1,894,202.10x = 2,613,965.94 × 1,034,740.26 - Step 4: Simplify right side
1,894,202.10x = 2,704,775,796,386.74 - Step 5: Solve for x
x = 2,704,775,796,386.74/1,894,202.10 - Step 6: Final answer
x = 1,427,923.55
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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.