Finding the Fourth Proportional to 1,013,067.08, 1,398,067.12 and 577,548.84
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Solution
The fourth proportional to 1,013,067.08, 1,398,067.12 and 577,548.84 is: 797,037.10
Step by Step Solution
- Step 1: Write the proportion equation
1,013,067.08 : 1,398,067.12 = 577,548.84 : x - Step 2: Convert to fraction form
1,013,067.08/1,398,067.12 = 577,548.84/x - Step 3: Cross multiply
1,013,067.08x = 1,398,067.12 × 577,548.84 - Step 4: Simplify right side
1,013,067.08x = 807,452,043,398.14 - Step 5: Solve for x
x = 807,452,043,398.14/1,013,067.08 - Step 6: Final answer
x = 797,037.10
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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.