Finding the Fourth Proportional to 4,417,013.08, 6,618,761.52 and 2,972,346.46
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Solution
The fourth proportional to 4,417,013.08, 6,618,761.52 and 2,972,346.46 is: 4,453,971.95
Step by Step Solution
- Step 1: Write the proportion equation
4,417,013.08 : 6,618,761.52 = 2,972,346.46 : x - Step 2: Convert to fraction form
4,417,013.08/6,618,761.52 = 2,972,346.46/x - Step 3: Cross multiply
4,417,013.08x = 6,618,761.52 × 2,972,346.46 - Step 4: Simplify right side
4,417,013.08x = 19,673,252,373,556.22 - Step 5: Solve for x
x = 19,673,252,373,556.22/4,417,013.08 - Step 6: Final answer
x = 4,453,971.95
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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.