Finding the Fourth Proportional to 2,496,716.09, 3,445,467.04 and 1,409,215.76
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Solution
The fourth proportional to 2,496,716.09, 3,445,467.04 and 1,409,215.76 is: 1,944,717.09
Step by Step Solution
- Step 1: Write the proportion equation
2,496,716.09 : 3,445,467.04 = 1,409,215.76 : x - Step 2: Convert to fraction form
2,496,716.09/3,445,467.04 = 1,409,215.76/x - Step 3: Cross multiply
2,496,716.09x = 3,445,467.04 × 1,409,215.76 - Step 4: Simplify right side
2,496,716.09x = 4,855,406,463,703.74 - Step 5: Solve for x
x = 4,855,406,463,703.74/2,496,716.09 - Step 6: Final answer
x = 1,944,717.09
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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.