Finding the Fourth Proportional to 4,872,501.36, 6,723,900.36 and 2,807,520.84
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Solution
The fourth proportional to 4,872,501.36, 6,723,900.36 and 2,807,520.84 is: 3,874,291.46
Step by Step Solution
- Step 1: Write the proportion equation
4,872,501.36 : 6,723,900.36 = 2,807,520.84 : x - Step 2: Convert to fraction form
4,872,501.36/6,723,900.36 = 2,807,520.84/x - Step 3: Cross multiply
4,872,501.36x = 6,723,900.36 × 2,807,520.84 - Step 4: Simplify right side
4,872,501.36x = 18,877,490,386,783.50 - Step 5: Solve for x
x = 18,877,490,386,783.50/4,872,501.36 - Step 6: Final answer
x = 3,874,291.46
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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.