Finding the Fourth Proportional to 4,237,439.68, 5,847,733.32 and 2,303,707.68
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Solution
The fourth proportional to 4,237,439.68, 5,847,733.32 and 2,303,707.68 is: 3,179,152.78
Step by Step Solution
- Step 1: Write the proportion equation
4,237,439.68 : 5,847,733.32 = 2,303,707.68 : x - Step 2: Convert to fraction form
4,237,439.68/5,847,733.32 = 2,303,707.68/x - Step 3: Cross multiply
4,237,439.68x = 5,847,733.32 × 2,303,707.68 - Step 4: Simplify right side
4,237,439.68x = 13,471,468,159,875.90 - Step 5: Solve for x
x = 13,471,468,159,875.90/4,237,439.68 - Step 6: Final answer
x = 3,179,152.78
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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.