Finding the Fourth Proportional to 5,752,266.91, 7,938,293.83 and 3,174,114.06
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Solution
The fourth proportional to 5,752,266.91, 7,938,293.83 and 3,174,114.06 is: 4,380,368.72
Step by Step Solution
- Step 1: Write the proportion equation
5,752,266.91 : 7,938,293.83 = 3,174,114.06 : x - Step 2: Convert to fraction form
5,752,266.91/7,938,293.83 = 3,174,114.06/x - Step 3: Cross multiply
5,752,266.91x = 7,938,293.83 × 3,174,114.06 - Step 4: Simplify right side
5,752,266.91x = 25,197,050,050,278.96 - Step 5: Solve for x
x = 25,197,050,050,278.96/5,752,266.91 - Step 6: Final answer
x = 4,380,368.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.