Finding the Fourth Proportional to 4,307,879.16, 5,944,873.28 and 2,374,139.80
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Solution
The fourth proportional to 4,307,879.16, 5,944,873.28 and 2,374,139.80 is: 3,276,312.95
Step by Step Solution
- Step 1: Write the proportion equation
4,307,879.16 : 5,944,873.28 = 2,374,139.80 : x - Step 2: Convert to fraction form
4,307,879.16/5,944,873.28 = 2,374,139.80/x - Step 3: Cross multiply
4,307,879.16x = 5,944,873.28 × 2,374,139.80 - Step 4: Simplify right side
4,307,879.16x = 14,113,960,260,004.54 - Step 5: Solve for x
x = 14,113,960,260,004.54/4,307,879.16 - Step 6: Final answer
x = 3,276,312.95
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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.