Finding the Fourth Proportional to 2,125,249.08, 2,932,710.54 and 1,171,393.08
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Solution
The fourth proportional to 2,125,249.08, 2,932,710.54 and 1,171,393.08 is: 1,616,449.04
Step by Step Solution
- Step 1: Write the proportion equation
2,125,249.08 : 2,932,710.54 = 1,171,393.08 : x - Step 2: Convert to fraction form
2,125,249.08/2,932,710.54 = 1,171,393.08/x - Step 3: Cross multiply
2,125,249.08x = 2,932,710.54 × 1,171,393.08 - Step 4: Simplify right side
2,125,249.08x = 3,435,356,832,199.06 - Step 5: Solve for x
x = 3,435,356,832,199.06/2,125,249.08 - Step 6: Final answer
x = 1,616,449.04
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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.