Finding the Fourth Proportional to 3,689,051.14, 5,531,969.58 and 1,959,542.47
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Solution
The fourth proportional to 3,689,051.14, 5,531,969.58 and 1,959,542.47 is: 2,938,460.03
Step by Step Solution
- Step 1: Write the proportion equation
3,689,051.14 : 5,531,969.58 = 1,959,542.47 : x - Step 2: Convert to fraction form
3,689,051.14/5,531,969.58 = 1,959,542.47/x - Step 3: Cross multiply
3,689,051.14x = 5,531,969.58 × 1,959,542.47 - Step 4: Simplify right side
3,689,051.14x = 10,840,129,334,758.06 - Step 5: Solve for x
x = 10,840,129,334,758.06/3,689,051.14 - Step 6: Final answer
x = 2,938,460.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.