Finding the Fourth Proportional to 982,905.60, 1,471,593.60 and 883,372.80
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Solution
The fourth proportional to 982,905.60, 1,471,593.60 and 883,372.80 is: 1,322,574.37
Step by Step Solution
- Step 1: Write the proportion equation
982,905.60 : 1,471,593.60 = 883,372.80 : x - Step 2: Convert to fraction form
982,905.60/1,471,593.60 = 883,372.80/x - Step 3: Cross multiply
982,905.60x = 1,471,593.60 × 883,372.80 - Step 4: Simplify right side
982,905.60x = 1,299,965,758,894.08 - Step 5: Solve for x
x = 1,299,965,758,894.08/982,905.60 - Step 6: Final answer
x = 1,322,574.37
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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.