Finding the Fourth Proportional to 2,101,888.84, 3,141,316.21 and 1,534,464.87
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Solution
The fourth proportional to 2,101,888.84, 3,141,316.21 and 1,534,464.87 is: 2,293,289.39
Step by Step Solution
- Step 1: Write the proportion equation
2,101,888.84 : 3,141,316.21 = 1,534,464.87 : x - Step 2: Convert to fraction form
2,101,888.84/3,141,316.21 = 1,534,464.87/x - Step 3: Cross multiply
2,101,888.84x = 3,141,316.21 × 1,534,464.87 - Step 4: Simplify right side
2,101,888.84x = 4,820,239,369,806.54 - Step 5: Solve for x
x = 4,820,239,369,806.54/2,101,888.84 - Step 6: Final answer
x = 2,293,289.39
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.