Finding the Fourth Proportional to 986,348.22, 1,479,606.12 and 346,596.62
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Solution
The fourth proportional to 986,348.22, 1,479,606.12 and 346,596.62 is: 519,924.37
Step by Step Solution
- Step 1: Write the proportion equation
986,348.22 : 1,479,606.12 = 346,596.62 : x - Step 2: Convert to fraction form
986,348.22/1,479,606.12 = 346,596.62/x - Step 3: Cross multiply
986,348.22x = 1,479,606.12 × 346,596.62 - Step 4: Simplify right side
986,348.22x = 512,826,480,123.31 - Step 5: Solve for x
x = 512,826,480,123.31/986,348.22 - Step 6: Final answer
x = 519,924.37
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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.