Finding the Fourth Proportional to 1,133,278.14, 1,699,508.94 and 374,979.63
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Solution
The fourth proportional to 1,133,278.14, 1,699,508.94 and 374,979.63 is: 562,334.36
Step by Step Solution
- Step 1: Write the proportion equation
1,133,278.14 : 1,699,508.94 = 374,979.63 : x - Step 2: Convert to fraction form
1,133,278.14/1,699,508.94 = 374,979.63/x - Step 3: Cross multiply
1,133,278.14x = 1,699,508.94 × 374,979.63 - Step 4: Simplify right side
1,133,278.14x = 637,281,233,502.89 - Step 5: Solve for x
x = 637,281,233,502.89/1,133,278.14 - Step 6: Final answer
x = 562,334.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.