Finding the Fourth Proportional to 1,346,953.61, 1,858,839.36 and 766,161.85
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Solution
The fourth proportional to 1,346,953.61, 1,858,839.36 and 766,161.85 is: 1,057,328.02
Step by Step Solution
- Step 1: Write the proportion equation
1,346,953.61 : 1,858,839.36 = 766,161.85 : x - Step 2: Convert to fraction form
1,346,953.61/1,858,839.36 = 766,161.85/x - Step 3: Cross multiply
1,346,953.61x = 1,858,839.36 × 766,161.85 - Step 4: Simplify right side
1,346,953.61x = 1,424,171,795,338.76 - Step 5: Solve for x
x = 1,424,171,795,338.76/1,346,953.61 - Step 6: Final answer
x = 1,057,328.02
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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.