Finding the Fourth Proportional to 1,619,997.84, 2,235,588.12 and 894,895.44
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Solution
The fourth proportional to 1,619,997.84, 2,235,588.12 and 894,895.44 is: 1,234,950.79
Step by Step Solution
- Step 1: Write the proportion equation
1,619,997.84 : 2,235,588.12 = 894,895.44 : x - Step 2: Convert to fraction form
1,619,997.84/2,235,588.12 = 894,895.44/x - Step 3: Cross multiply
1,619,997.84x = 2,235,588.12 × 894,895.44 - Step 4: Simplify right side
1,619,997.84x = 2,000,617,614,306.17 - Step 5: Solve for x
x = 2,000,617,614,306.17/1,619,997.84 - Step 6: Final answer
x = 1,234,950.79
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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.