Finding the Fourth Proportional to 2,169,313.71, 2,994,845.19 and 1,482,018.99
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Solution
The fourth proportional to 2,169,313.71, 2,994,845.19 and 1,482,018.99 is: 2,046,000.73
Step by Step Solution
- Step 1: Write the proportion equation
2,169,313.71 : 2,994,845.19 = 1,482,018.99 : x - Step 2: Convert to fraction form
2,169,313.71/2,994,845.19 = 1,482,018.99/x - Step 3: Cross multiply
2,169,313.71x = 2,994,845.19 × 1,482,018.99 - Step 4: Simplify right side
2,169,313.71x = 4,438,417,443,690.16 - Step 5: Solve for x
x = 4,438,417,443,690.16/2,169,313.71 - Step 6: Final answer
x = 2,046,000.73
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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.