Finding the Fourth Proportional to 1,075,552.71, 1,484,349.49 and 616,709.97
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Solution
The fourth proportional to 1,075,552.71, 1,484,349.49 and 616,709.97 is: 851,109.50
Step by Step Solution
- Step 1: Write the proportion equation
1,075,552.71 : 1,484,349.49 = 616,709.97 : x - Step 2: Convert to fraction form
1,075,552.71/1,484,349.49 = 616,709.97/x - Step 3: Cross multiply
1,075,552.71x = 1,484,349.49 × 616,709.97 - Step 4: Simplify right side
1,075,552.71x = 915,413,129,447.42 - Step 5: Solve for x
x = 915,413,129,447.42/1,075,552.71 - Step 6: Final answer
x = 851,109.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.