Finding the Fourth Proportional to 3,757,345.04, 5,185,624.52 and 2,104,121.68
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Solution
The fourth proportional to 3,757,345.04, 5,185,624.52 and 2,104,121.68 is: 2,903,961.40
Step by Step Solution
- Step 1: Write the proportion equation
3,757,345.04 : 5,185,624.52 = 2,104,121.68 : x - Step 2: Convert to fraction form
3,757,345.04/5,185,624.52 = 2,104,121.68/x - Step 3: Cross multiply
3,757,345.04x = 5,185,624.52 × 2,104,121.68 - Step 4: Simplify right side
3,757,345.04x = 10,911,184,976,871.59 - Step 5: Solve for x
x = 10,911,184,976,871.59/3,757,345.04 - Step 6: Final answer
x = 2,903,961.40
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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.