Finding the Fourth Proportional to 1,579,491.08, 2,369,234.76 and 514,531.40
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Solution
The fourth proportional to 1,579,491.08, 2,369,234.76 and 514,531.40 is: 771,796.49
Step by Step Solution
- Step 1: Write the proportion equation
1,579,491.08 : 2,369,234.76 = 514,531.40 : x - Step 2: Convert to fraction form
1,579,491.08/2,369,234.76 = 514,531.40/x - Step 3: Cross multiply
1,579,491.08x = 2,369,234.76 × 514,531.40 - Step 4: Simplify right side
1,579,491.08x = 1,219,045,677,991.46 - Step 5: Solve for x
x = 1,219,045,677,991.46/1,579,491.08 - Step 6: Final answer
x = 771,796.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.