Finding the Fourth Proportional to 4,374,595.76, 6,036,995.41 and 2,539,479.20
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Solution
The fourth proportional to 4,374,595.76, 6,036,995.41 and 2,539,479.20 is: 3,504,512.21
Step by Step Solution
- Step 1: Write the proportion equation
4,374,595.76 : 6,036,995.41 = 2,539,479.20 : x - Step 2: Convert to fraction form
4,374,595.76/6,036,995.41 = 2,539,479.20/x - Step 3: Cross multiply
4,374,595.76x = 6,036,995.41 × 2,539,479.20 - Step 4: Simplify right side
4,374,595.76x = 15,330,824,237,656.79 - Step 5: Solve for x
x = 15,330,824,237,656.79/4,374,595.76 - Step 6: Final answer
x = 3,504,512.21
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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.