Finding the Fourth Proportional to 1,127,489.63, 1,691,201.63 and 417,501.95
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Solution
The fourth proportional to 1,127,489.63, 1,691,201.63 and 417,501.95 is: 626,240.77
Step by Step Solution
- Step 1: Write the proportion equation
1,127,489.63 : 1,691,201.63 = 417,501.95 : x - Step 2: Convert to fraction form
1,127,489.63/1,691,201.63 = 417,501.95/x - Step 3: Cross multiply
1,127,489.63x = 1,691,201.63 × 417,501.95 - Step 4: Simplify right side
1,127,489.63x = 706,079,970,955.93 - Step 5: Solve for x
x = 706,079,970,955.93/1,127,489.63 - Step 6: Final answer
x = 626,240.77
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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.