Finding the Fourth Proportional to 1,613,214.56, 2,226,991.92 and 934,019.84
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Solution
The fourth proportional to 1,613,214.56, 2,226,991.92 and 934,019.84 is: 1,289,384.99
Step by Step Solution
- Step 1: Write the proportion equation
1,613,214.56 : 2,226,991.92 = 934,019.84 : x - Step 2: Convert to fraction form
1,613,214.56/2,226,991.92 = 934,019.84/x - Step 3: Cross multiply
1,613,214.56x = 2,226,991.92 × 934,019.84 - Step 4: Simplify right side
1,613,214.56x = 2,080,054,636,799.69 - Step 5: Solve for x
x = 2,080,054,636,799.69/1,613,214.56 - Step 6: Final answer
x = 1,289,384.99
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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.