Finding the Fourth Proportional to 961,919.12, 1,327,487.46 and 532,192.26
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Solution
The fourth proportional to 961,919.12, 1,327,487.46 and 532,192.26 is: 734,446.94
Step by Step Solution
- Step 1: Write the proportion equation
961,919.12 : 1,327,487.46 = 532,192.26 : x - Step 2: Convert to fraction form
961,919.12/1,327,487.46 = 532,192.26/x - Step 3: Cross multiply
961,919.12x = 1,327,487.46 × 532,192.26 - Step 4: Simplify right side
961,919.12x = 706,478,551,459.06 - Step 5: Solve for x
x = 706,478,551,459.06/961,919.12 - Step 6: Final answer
x = 734,446.94
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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.