Finding the Fourth Proportional to 1,480,172.88, 2,042,691.64 and 835,707.76
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Solution
The fourth proportional to 1,480,172.88, 2,042,691.64 and 835,707.76 is: 1,153,306.67
Step by Step Solution
- Step 1: Write the proportion equation
1,480,172.88 : 2,042,691.64 = 835,707.76 : x - Step 2: Convert to fraction form
1,480,172.88/2,042,691.64 = 835,707.76/x - Step 3: Cross multiply
1,480,172.88x = 2,042,691.64 × 835,707.76 - Step 4: Simplify right side
1,480,172.88x = 1,707,093,254,835.13 - Step 5: Solve for x
x = 1,707,093,254,835.13/1,480,172.88 - Step 6: Final answer
x = 1,153,306.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.