Finding the Fourth Proportional to 4,949,236.68, 6,830,214.31 and 2,774,478.41
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Solution
The fourth proportional to 4,949,236.68, 6,830,214.31 and 2,774,478.41 is: 3,828,930.27
Step by Step Solution
- Step 1: Write the proportion equation
4,949,236.68 : 6,830,214.31 = 2,774,478.41 : x - Step 2: Convert to fraction form
4,949,236.68/6,830,214.31 = 2,774,478.41/x - Step 3: Cross multiply
4,949,236.68x = 6,830,214.31 × 2,774,478.41 - Step 4: Simplify right side
4,949,236.68x = 18,950,282,138,768.05 - Step 5: Solve for x
x = 18,950,282,138,768.05/4,949,236.68 - Step 6: Final answer
x = 3,828,930.27
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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.