Finding the Fourth Proportional to 2,149,877.97, 2,966,741.96 and 1,169,820.81
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Solution
The fourth proportional to 2,149,877.97, 2,966,741.96 and 1,169,820.81 is: 1,614,303.94
Step by Step Solution
- Step 1: Write the proportion equation
2,149,877.97 : 2,966,741.96 = 1,169,820.81 : x - Step 2: Convert to fraction form
2,149,877.97/2,966,741.96 = 1,169,820.81/x - Step 3: Cross multiply
2,149,877.97x = 2,966,741.96 × 1,169,820.81 - Step 4: Simplify right side
2,149,877.97x = 3,470,556,476,859.08 - Step 5: Solve for x
x = 3,470,556,476,859.08/2,149,877.97 - Step 6: Final answer
x = 1,614,303.94
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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.