Finding the Fourth Proportional to 968,901.62, 1,335,698.37 and 681,529.82
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Solution
The fourth proportional to 968,901.62, 1,335,698.37 and 681,529.82 is: 939,536.33
Step by Step Solution
- Step 1: Write the proportion equation
968,901.62 : 1,335,698.37 = 681,529.82 : x - Step 2: Convert to fraction form
968,901.62/1,335,698.37 = 681,529.82/x - Step 3: Cross multiply
968,901.62x = 1,335,698.37 × 681,529.82 - Step 4: Simplify right side
968,901.62x = 910,318,263,001.90 - Step 5: Solve for x
x = 910,318,263,001.90/968,901.62 - Step 6: Final answer
x = 939,536.33
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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.