Finding the Fourth Proportional to 4,738,828.66, 7,106,887.05 and 1,544,234.02
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Solution
The fourth proportional to 4,738,828.66, 7,106,887.05 and 1,544,234.02 is: 2,315,909.17
Step by Step Solution
- Step 1: Write the proportion equation
4,738,828.66 : 7,106,887.05 = 1,544,234.02 : x - Step 2: Convert to fraction form
4,738,828.66/7,106,887.05 = 1,544,234.02/x - Step 3: Cross multiply
4,738,828.66x = 7,106,887.05 × 1,544,234.02 - Step 4: Simplify right side
4,738,828.66x = 10,974,696,735,349.35 - Step 5: Solve for x
x = 10,974,696,735,349.35/4,738,828.66 - Step 6: Final answer
x = 2,315,909.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.