Finding the Fourth Proportional to 1,588,281.64, 2,192,339.46 and 1,016,860.84
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Solution
The fourth proportional to 1,588,281.64, 2,192,339.46 and 1,016,860.84 is: 1,403,594.99
Step by Step Solution
- Step 1: Write the proportion equation
1,588,281.64 : 2,192,339.46 = 1,016,860.84 : x - Step 2: Convert to fraction form
1,588,281.64/2,192,339.46 = 1,016,860.84/x - Step 3: Cross multiply
1,588,281.64x = 2,192,339.46 × 1,016,860.84 - Step 4: Simplify right side
1,588,281.64x = 2,229,304,144,860.75 - Step 5: Solve for x
x = 2,229,304,144,860.75/1,588,281.64 - Step 6: Final answer
x = 1,403,594.99
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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.