Finding the Fourth Proportional to 3,434,947.08, 4,740,041.94 and 1,906,955.84
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Solution
The fourth proportional to 3,434,947.08, 4,740,041.94 and 1,906,955.84 is: 2,631,496.34
Step by Step Solution
- Step 1: Write the proportion equation
3,434,947.08 : 4,740,041.94 = 1,906,955.84 : x - Step 2: Convert to fraction form
3,434,947.08/4,740,041.94 = 1,906,955.84/x - Step 3: Cross multiply
3,434,947.08x = 4,740,041.94 × 1,906,955.84 - Step 4: Simplify right side
3,434,947.08x = 9,039,050,659,327.93 - Step 5: Solve for x
x = 9,039,050,659,327.93/3,434,947.08 - Step 6: Final answer
x = 2,631,496.34
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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.