Finding the Fourth Proportional to 961,350.53, 1,435,754.57 and 817,664.63
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Solution
The fourth proportional to 961,350.53, 1,435,754.57 and 817,664.63 is: 1,221,163.03
Step by Step Solution
- Step 1: Write the proportion equation
961,350.53 : 1,435,754.57 = 817,664.63 : x - Step 2: Convert to fraction form
961,350.53/1,435,754.57 = 817,664.63/x - Step 3: Cross multiply
961,350.53x = 1,435,754.57 × 817,664.63 - Step 4: Simplify right side
961,350.53x = 1,173,965,717,982.76 - Step 5: Solve for x
x = 1,173,965,717,982.76/961,350.53 - Step 6: Final answer
x = 1,221,163.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.