Finding the Fourth Proportional to 2,391,524.68, 3,298,437.84 and 1,532,164.90
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Solution
The fourth proportional to 2,391,524.68, 3,298,437.84 and 1,532,164.90 is: 2,113,191.94
Step by Step Solution
- Step 1: Write the proportion equation
2,391,524.68 : 3,298,437.84 = 1,532,164.90 : x - Step 2: Convert to fraction form
2,391,524.68/3,298,437.84 = 1,532,164.90/x - Step 3: Cross multiply
2,391,524.68x = 3,298,437.84 × 1,532,164.90 - Step 4: Simplify right side
2,391,524.68x = 5,053,750,683,279.82 - Step 5: Solve for x
x = 5,053,750,683,279.82/2,391,524.68 - Step 6: Final answer
x = 2,113,191.94
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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.