Finding the Fourth Proportional to 3,083,277.24, 4,255,036.52 and 1,687,936.68
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Solution
The fourth proportional to 3,083,277.24, 4,255,036.52 and 1,687,936.68 is: 2,329,414.99
Step by Step Solution
- Step 1: Write the proportion equation
3,083,277.24 : 4,255,036.52 = 1,687,936.68 : x - Step 2: Convert to fraction form
3,083,277.24/4,255,036.52 = 1,687,936.68/x - Step 3: Cross multiply
3,083,277.24x = 4,255,036.52 × 1,687,936.68 - Step 4: Simplify right side
3,083,277.24x = 7,182,232,208,407.87 - Step 5: Solve for x
x = 7,182,232,208,407.87/3,083,277.24 - Step 6: Final answer
x = 2,329,414.99
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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.