Finding the Fourth Proportional to 2,753,874.98, 4,127,859.21 and 1,331,975.06
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Solution
The fourth proportional to 2,753,874.98, 4,127,859.21 and 1,331,975.06 is: 1,996,534.18
Step by Step Solution
- Step 1: Write the proportion equation
2,753,874.98 : 4,127,859.21 = 1,331,975.06 : x - Step 2: Convert to fraction form
2,753,874.98/4,127,859.21 = 1,331,975.06/x - Step 3: Cross multiply
2,753,874.98x = 4,127,859.21 × 1,331,975.06 - Step 4: Simplify right side
2,753,874.98x = 5,498,205,518,911.30 - Step 5: Solve for x
x = 5,498,205,518,911.30/2,753,874.98 - Step 6: Final answer
x = 1,996,534.18
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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.