Finding the Fourth Proportional to 2,127,041.93, 3,187,902.03 and 1,062,381.17
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Solution
The fourth proportional to 2,127,041.93, 3,187,902.03 and 1,062,381.17 is: 1,592,242.74
Step by Step Solution
- Step 1: Write the proportion equation
2,127,041.93 : 3,187,902.03 = 1,062,381.17 : x - Step 2: Convert to fraction form
2,127,041.93/3,187,902.03 = 1,062,381.17/x - Step 3: Cross multiply
2,127,041.93x = 3,187,902.03 × 1,062,381.17 - Step 4: Simplify right side
2,127,041.93x = 3,386,767,072,537.26 - Step 5: Solve for x
x = 3,386,767,072,537.26/2,127,041.93 - Step 6: Final answer
x = 1,592,242.74
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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.