Finding the Fourth Proportional to 2,692,920.80, 4,036,309.68 and 1,682,507.36
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Solution
The fourth proportional to 2,692,920.80, 4,036,309.68 and 1,682,507.36 is: 2,521,841.99
Step by Step Solution
- Step 1: Write the proportion equation
2,692,920.80 : 4,036,309.68 = 1,682,507.36 : x - Step 2: Convert to fraction form
2,692,920.80/4,036,309.68 = 1,682,507.36/x - Step 3: Cross multiply
2,692,920.80x = 4,036,309.68 × 1,682,507.36 - Step 4: Simplify right side
2,692,920.80x = 6,791,120,743,839.25 - Step 5: Solve for x
x = 6,791,120,743,839.25/2,692,920.80 - Step 6: Final answer
x = 2,521,841.99
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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.