Finding the Fourth Proportional to 4,031,043.35, 5,563,471.62 and 2,377,372.23
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Solution
The fourth proportional to 4,031,043.35, 5,563,471.62 and 2,377,372.23 is: 3,281,146.29
Step by Step Solution
- Step 1: Write the proportion equation
4,031,043.35 : 5,563,471.62 = 2,377,372.23 : x - Step 2: Convert to fraction form
4,031,043.35/5,563,471.62 = 2,377,372.23/x - Step 3: Cross multiply
4,031,043.35x = 5,563,471.62 × 2,377,372.23 - Step 4: Simplify right side
4,031,043.35x = 13,226,442,931,781.11 - Step 5: Solve for x
x = 13,226,442,931,781.11/4,031,043.35 - Step 6: Final answer
x = 3,281,146.29
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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.