Finding the Fourth Proportional to 3,805,940.18, 5,708,623.14 and 1,212,140.14
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Solution
The fourth proportional to 3,805,940.18, 5,708,623.14 and 1,212,140.14 is: 1,818,118.76
Step by Step Solution
- Step 1: Write the proportion equation
3,805,940.18 : 5,708,623.14 = 1,212,140.14 : x - Step 2: Convert to fraction form
3,805,940.18/5,708,623.14 = 1,212,140.14/x - Step 3: Cross multiply
3,805,940.18x = 5,708,623.14 × 1,212,140.14 - Step 4: Simplify right side
3,805,940.18x = 6,919,651,252,126.84 - Step 5: Solve for x
x = 6,919,651,252,126.84/3,805,940.18 - Step 6: Final answer
x = 1,818,118.76
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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.