Finding the Fourth Proportional to 1,458,921.32, 2,013,646.50 and 948,735.08
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Solution
The fourth proportional to 1,458,921.32, 2,013,646.50 and 948,735.08 is: 1,309,472.31
Step by Step Solution
- Step 1: Write the proportion equation
1,458,921.32 : 2,013,646.50 = 948,735.08 : x - Step 2: Convert to fraction form
1,458,921.32/2,013,646.50 = 948,735.08/x - Step 3: Cross multiply
1,458,921.32x = 2,013,646.50 × 948,735.08 - Step 4: Simplify right side
1,458,921.32x = 1,910,417,073,269.22 - Step 5: Solve for x
x = 1,910,417,073,269.22/1,458,921.32 - Step 6: Final answer
x = 1,309,472.31
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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.