Finding the Fourth Proportional to 2,134,212.84, 3,201,324.73 and 872,040.47
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Solution
The fourth proportional to 2,134,212.84, 3,201,324.73 and 872,040.47 is: 1,308,062.93
Step by Step Solution
- Step 1: Write the proportion equation
2,134,212.84 : 3,201,324.73 = 872,040.47 : x - Step 2: Convert to fraction form
2,134,212.84/3,201,324.73 = 872,040.47/x - Step 3: Cross multiply
2,134,212.84x = 3,201,324.73 × 872,040.47 - Step 4: Simplify right side
2,134,212.84x = 2,791,684,703,985.10 - Step 5: Solve for x
x = 2,791,684,703,985.10/2,134,212.84 - Step 6: Final answer
x = 1,308,062.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.