Finding the Fourth Proportional to 2,556,682.26, 3,528,238.14 and 1,395,210.30
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Solution
The fourth proportional to 2,556,682.26, 3,528,238.14 and 1,395,210.30 is: 1,925,399.28
Step by Step Solution
- Step 1: Write the proportion equation
2,556,682.26 : 3,528,238.14 = 1,395,210.30 : x - Step 2: Convert to fraction form
2,556,682.26/3,528,238.14 = 1,395,210.30/x - Step 3: Cross multiply
2,556,682.26x = 3,528,238.14 × 1,395,210.30 - Step 4: Simplify right side
2,556,682.26x = 4,922,634,193,780.84 - Step 5: Solve for x
x = 4,922,634,193,780.84/2,556,682.26 - Step 6: Final answer
x = 1,925,399.28
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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.