Finding the Fourth Proportional to 752,780.02, 1,129,171.67 and 529,141.19
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Solution
The fourth proportional to 752,780.02, 1,129,171.67 and 529,141.19 is: 793,712.94
Step by Step Solution
- Step 1: Write the proportion equation
752,780.02 : 1,129,171.67 = 529,141.19 : x - Step 2: Convert to fraction form
752,780.02/1,129,171.67 = 529,141.19/x - Step 3: Cross multiply
752,780.02x = 1,129,171.67 × 529,141.19 - Step 4: Simplify right side
752,780.02x = 597,491,241,178.09 - Step 5: Solve for x
x = 597,491,241,178.09/752,780.02 - Step 6: Final answer
x = 793,712.94
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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.