Finding the Fourth Proportional to 940,869.42, 1,298,306.11 and 532,889.84
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Solution
The fourth proportional to 940,869.42, 1,298,306.11 and 532,889.84 is: 735,334.92
Step by Step Solution
- Step 1: Write the proportion equation
940,869.42 : 1,298,306.11 = 532,889.84 : x - Step 2: Convert to fraction form
940,869.42/1,298,306.11 = 532,889.84/x - Step 3: Cross multiply
940,869.42x = 1,298,306.11 × 532,889.84 - Step 4: Simplify right side
940,869.42x = 691,854,135,228.92 - Step 5: Solve for x
x = 691,854,135,228.92/940,869.42 - Step 6: Final answer
x = 735,334.92
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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.