Finding the Fourth Proportional to 1,579,909.62, 2,180,269.35 and 854,755.02
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Solution
The fourth proportional to 1,579,909.62, 2,180,269.35 and 854,755.02 is: 1,179,558.72
Step by Step Solution
- Step 1: Write the proportion equation
1,579,909.62 : 2,180,269.35 = 854,755.02 : x - Step 2: Convert to fraction form
1,579,909.62/2,180,269.35 = 854,755.02/x - Step 3: Cross multiply
1,579,909.62x = 2,180,269.35 × 854,755.02 - Step 4: Simplify right side
1,579,909.62x = 1,863,596,171,864.64 - Step 5: Solve for x
x = 1,863,596,171,864.64/1,579,909.62 - Step 6: Final answer
x = 1,179,558.72
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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.