Finding the Fourth Proportional to 4,444,947.20, 6,134,056.58 and 2,407,756.68
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Solution
The fourth proportional to 4,444,947.20, 6,134,056.58 and 2,407,756.68 is: 3,322,720.17
Step by Step Solution
- Step 1: Write the proportion equation
4,444,947.20 : 6,134,056.58 = 2,407,756.68 : x - Step 2: Convert to fraction form
4,444,947.20/6,134,056.58 = 2,407,756.68/x - Step 3: Cross multiply
4,444,947.20x = 6,134,056.58 × 2,407,756.68 - Step 4: Simplify right side
4,444,947.20x = 14,769,315,705,992.96 - Step 5: Solve for x
x = 14,769,315,705,992.96/4,444,947.20 - Step 6: Final answer
x = 3,322,720.17
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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.