Finding the Fourth Proportional to 1,128,708.26, 1,693,615.92 and 529,718.12
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Solution
The fourth proportional to 1,128,708.26, 1,693,615.92 and 529,718.12 is: 794,836.96
Step by Step Solution
- Step 1: Write the proportion equation
1,128,708.26 : 1,693,615.92 = 529,718.12 : x - Step 2: Convert to fraction form
1,128,708.26/1,693,615.92 = 529,718.12/x - Step 3: Cross multiply
1,128,708.26x = 1,693,615.92 × 529,718.12 - Step 4: Simplify right side
1,128,708.26x = 897,139,041,144.47 - Step 5: Solve for x
x = 897,139,041,144.47/1,128,708.26 - Step 6: Final answer
x = 794,836.96
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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.