Finding the Fourth Proportional to 2,239,083.74, 3,087,493.70 and 1,512,670.16
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Solution
The fourth proportional to 2,239,083.74, 3,087,493.70 and 1,512,670.16 is: 2,085,835.16
Step by Step Solution
- Step 1: Write the proportion equation
2,239,083.74 : 3,087,493.70 = 1,512,670.16 : x - Step 2: Convert to fraction form
2,239,083.74/3,087,493.70 = 1,512,670.16/x - Step 3: Cross multiply
2,239,083.74x = 3,087,493.70 × 1,512,670.16 - Step 4: Simplify right side
2,239,083.74x = 4,670,359,589,177.99 - Step 5: Solve for x
x = 4,670,359,589,177.99/2,239,083.74 - Step 6: Final answer
x = 2,085,835.16
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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.