Finding the Fourth Proportional to 1,755,042.84, 2,632,564.08 and 425,346.84
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Solution
The fourth proportional to 1,755,042.84, 2,632,564.08 and 425,346.84 is: 638,020.22
Step by Step Solution
- Step 1: Write the proportion equation
1,755,042.84 : 2,632,564.08 = 425,346.84 : x - Step 2: Convert to fraction form
1,755,042.84/2,632,564.08 = 425,346.84/x - Step 3: Cross multiply
1,755,042.84x = 2,632,564.08 × 425,346.84 - Step 4: Simplify right side
1,755,042.84x = 1,119,752,812,525.51 - Step 5: Solve for x
x = 1,119,752,812,525.51/1,755,042.84 - Step 6: Final answer
x = 638,020.22
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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.