Finding the Fourth Proportional to 1,488,849.24, 2,054,613.94 and 809,785.74
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Solution
The fourth proportional to 1,488,849.24, 2,054,613.94 and 809,785.74 is: 1,117,505.40
Step by Step Solution
- Step 1: Write the proportion equation
1,488,849.24 : 2,054,613.94 = 809,785.74 : x - Step 2: Convert to fraction form
1,488,849.24/2,054,613.94 = 809,785.74/x - Step 3: Cross multiply
1,488,849.24x = 2,054,613.94 × 809,785.74 - Step 4: Simplify right side
1,488,849.24x = 1,663,797,069,817.22 - Step 5: Solve for x
x = 1,663,797,069,817.22/1,488,849.24 - Step 6: Final answer
x = 1,117,505.40
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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.