Finding the Fourth Proportional to 1,521,946.69, 2,282,864.66 and 456,961.08
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Solution
The fourth proportional to 1,521,946.69, 2,282,864.66 and 456,961.08 is: 685,424.99
Step by Step Solution
- Step 1: Write the proportion equation
1,521,946.69 : 2,282,864.66 = 456,961.08 : x - Step 2: Convert to fraction form
1,521,946.69/2,282,864.66 = 456,961.08/x - Step 3: Cross multiply
1,521,946.69x = 2,282,864.66 × 456,961.08 - Step 4: Simplify right side
1,521,946.69x = 1,043,180,293,109.09 - Step 5: Solve for x
x = 1,043,180,293,109.09/1,521,946.69 - Step 6: Final answer
x = 685,424.99
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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.