Finding the Fourth Proportional to 4,697,397.48, 6,482,441.70 and 2,551,221.48
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Solution
The fourth proportional to 4,697,397.48, 6,482,441.70 and 2,551,221.48 is: 3,520,703.66
Step by Step Solution
- Step 1: Write the proportion equation
4,697,397.48 : 6,482,441.70 = 2,551,221.48 : x - Step 2: Convert to fraction form
4,697,397.48/6,482,441.70 = 2,551,221.48/x - Step 3: Cross multiply
4,697,397.48x = 6,482,441.70 × 2,551,221.48 - Step 4: Simplify right side
4,697,397.48x = 16,538,144,507,887.72 - Step 5: Solve for x
x = 16,538,144,507,887.72/4,697,397.48 - Step 6: Final answer
x = 3,520,703.66
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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.