Finding the Fourth Proportional to 2,265,122.21, 3,125,869.07 and 1,246,526.96
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Solution
The fourth proportional to 2,265,122.21, 3,125,869.07 and 1,246,526.96 is: 1,720,207.43
Step by Step Solution
- Step 1: Write the proportion equation
2,265,122.21 : 3,125,869.07 = 1,246,526.96 : x - Step 2: Convert to fraction form
2,265,122.21/3,125,869.07 = 1,246,526.96/x - Step 3: Cross multiply
2,265,122.21x = 3,125,869.07 × 1,246,526.96 - Step 4: Simplify right side
2,265,122.21x = 3,896,480,053,555.78 - Step 5: Solve for x
x = 3,896,480,053,555.78/2,265,122.21 - Step 6: Final answer
x = 1,720,207.43
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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.