Finding the Fourth Proportional to 4,659,837.32, 6,430,368.66 and 2,594,959.40
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Solution
The fourth proportional to 4,659,837.32, 6,430,368.66 and 2,594,959.40 is: 3,580,928.79
Step by Step Solution
- Step 1: Write the proportion equation
4,659,837.32 : 6,430,368.66 = 2,594,959.40 : x - Step 2: Convert to fraction form
4,659,837.32/6,430,368.66 = 2,594,959.40/x - Step 3: Cross multiply
4,659,837.32x = 6,430,368.66 × 2,594,959.40 - Step 4: Simplify right side
4,659,837.32x = 16,686,545,599,732.40 - Step 5: Solve for x
x = 16,686,545,599,732.40/4,659,837.32 - Step 6: Final answer
x = 3,580,928.79
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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.