Finding the Fourth Proportional to 3,806,598.18, 5,252,618.26 and 2,175,111.68
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Solution
The fourth proportional to 3,806,598.18, 5,252,618.26 and 2,175,111.68 is: 3,001,375.71
Step by Step Solution
- Step 1: Write the proportion equation
3,806,598.18 : 5,252,618.26 = 2,175,111.68 : x - Step 2: Convert to fraction form
3,806,598.18/5,252,618.26 = 2,175,111.68/x - Step 3: Cross multiply
3,806,598.18x = 5,252,618.26 × 2,175,111.68 - Step 4: Simplify right side
3,806,598.18x = 11,425,031,296,206.41 - Step 5: Solve for x
x = 11,425,031,296,206.41/3,806,598.18 - Step 6: Final answer
x = 3,001,375.71
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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.