Finding the Fourth Proportional to 1,506,950.16, 2,079,613.20 and 818,634.96
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Solution
The fourth proportional to 1,506,950.16, 2,079,613.20 and 818,634.96 is: 1,129,728.18
Step by Step Solution
- Step 1: Write the proportion equation
1,506,950.16 : 2,079,613.20 = 818,634.96 : x - Step 2: Convert to fraction form
1,506,950.16/2,079,613.20 = 818,634.96/x - Step 3: Cross multiply
1,506,950.16x = 2,079,613.20 × 818,634.96 - Step 4: Simplify right side
1,506,950.16x = 1,702,444,068,797.47 - Step 5: Solve for x
x = 1,702,444,068,797.47/1,506,950.16 - Step 6: Final answer
x = 1,129,728.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.