Finding the Fourth Proportional to 4,210,579, 5,810,245.86 and 2,491,398.28
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Solution
The fourth proportional to 4,210,579, 5,810,245.86 and 2,491,398.28 is: 3,437,920.66
Step by Step Solution
- Step 1: Write the proportion equation
4,210,579 : 5,810,245.86 = 2,491,398.28 : x - Step 2: Convert to fraction form
4,210,579/5,810,245.86 = 2,491,398.28/x - Step 3: Cross multiply
4,210,579x = 5,810,245.86 × 2,491,398.28 - Step 4: Simplify right side
4,210,579x = 14,475,636,541,981.12 - Step 5: Solve for x
x = 14,475,636,541,981.12/4,210,579 - Step 6: Final answer
x = 3,437,920.66
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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.