Finding the Fourth Proportional to 1,127,490.63, 1,691,203.13 and 417,502.95
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Solution
The fourth proportional to 1,127,490.63, 1,691,203.13 and 417,502.95 is: 626,242.27
Step by Step Solution
- Step 1: Write the proportion equation
1,127,490.63 : 1,691,203.13 = 417,502.95 : x - Step 2: Convert to fraction form
1,127,490.63/1,691,203.13 = 417,502.95/x - Step 3: Cross multiply
1,127,490.63x = 1,691,203.13 × 417,502.95 - Step 4: Simplify right side
1,127,490.63x = 706,082,295,824.23 - Step 5: Solve for x
x = 706,082,295,824.23/1,127,490.63 - Step 6: Final answer
x = 626,242.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.