Finding the Fourth Proportional to 5,928,216.29, 8,177,782.77 and 3,605,819.12
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Solution
The fourth proportional to 5,928,216.29, 8,177,782.77 and 3,605,819.12 is: 4,974,110.93
Step by Step Solution
- Step 1: Write the proportion equation
5,928,216.29 : 8,177,782.77 = 3,605,819.12 : x - Step 2: Convert to fraction form
5,928,216.29/8,177,782.77 = 3,605,819.12/x - Step 3: Cross multiply
5,928,216.29x = 8,177,782.77 × 3,605,819.12 - Step 4: Simplify right side
5,928,216.29x = 29,487,605,471,272.56 - Step 5: Solve for x
x = 29,487,605,471,272.56/5,928,216.29 - Step 6: Final answer
x = 4,974,110.93
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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.