Finding the Fourth Proportional to 1,121,210.84, 1,682,084.10 and 363,053.10
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Solution
The fourth proportional to 1,121,210.84, 1,682,084.10 and 363,053.10 is: 544,666.38
Step by Step Solution
- Step 1: Write the proportion equation
1,121,210.84 : 1,682,084.10 = 363,053.10 : x - Step 2: Convert to fraction form
1,121,210.84/1,682,084.10 = 363,053.10/x - Step 3: Cross multiply
1,121,210.84x = 1,682,084.10 × 363,053.10 - Step 4: Simplify right side
1,121,210.84x = 610,685,846,965.71 - Step 5: Solve for x
x = 610,685,846,965.71/1,121,210.84 - Step 6: Final answer
x = 544,666.38
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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.