Finding the Fourth Proportional to 4,482,406.64, 6,185,708.28 and 2,445,201.56
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Solution
The fourth proportional to 4,482,406.64, 6,185,708.28 and 2,445,201.56 is: 3,374,371.12
Step by Step Solution
- Step 1: Write the proportion equation
4,482,406.64 : 6,185,708.28 = 2,445,201.56 : x - Step 2: Convert to fraction form
4,482,406.64/6,185,708.28 = 2,445,201.56/x - Step 3: Cross multiply
4,482,406.64x = 6,185,708.28 × 2,445,201.56 - Step 4: Simplify right side
4,482,406.64x = 15,125,303,535,960.92 - Step 5: Solve for x
x = 15,125,303,535,960.92/4,482,406.64 - Step 6: Final answer
x = 3,374,371.12
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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.