Finding the Fourth Proportional to 752,053.14, 1,127,518.67 and 452,463.53
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Solution
The fourth proportional to 752,053.14, 1,127,518.67 and 452,463.53 is: 678,357.75
Step by Step Solution
- Step 1: Write the proportion equation
752,053.14 : 1,127,518.67 = 452,463.53 : x - Step 2: Convert to fraction form
752,053.14/1,127,518.67 = 452,463.53/x - Step 3: Cross multiply
752,053.14x = 1,127,518.67 × 452,463.53 - Step 4: Simplify right side
752,053.14x = 510,161,073,062.67 - Step 5: Solve for x
x = 510,161,073,062.67/752,053.14 - Step 6: Final answer
x = 678,357.75
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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.