Finding the Fourth Proportional to 2,086,498, 3,130,216 and 1,126,933.12
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Solution
The fourth proportional to 2,086,498, 3,130,216 and 1,126,933.12 is: 1,690,652.99
Step by Step Solution
- Step 1: Write the proportion equation
2,086,498 : 3,130,216 = 1,126,933.12 : x - Step 2: Convert to fraction form
2,086,498/3,130,216 = 1,126,933.12/x - Step 3: Cross multiply
2,086,498x = 3,130,216 × 1,126,933.12 - Step 4: Simplify right side
2,086,498x = 3,527,544,083,153.92 - Step 5: Solve for x
x = 3,527,544,083,153.92/2,086,498 - Step 6: Final answer
x = 1,690,652.99
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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.