Finding the Fourth Proportional to 4,478,708.13, 6,717,994.67 and 2,014,984.08
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Solution
The fourth proportional to 4,478,708.13, 6,717,994.67 and 2,014,984.08 is: 3,022,445.74
Step by Step Solution
- Step 1: Write the proportion equation
4,478,708.13 : 6,717,994.67 = 2,014,984.08 : x - Step 2: Convert to fraction form
4,478,708.13/6,717,994.67 = 2,014,984.08/x - Step 3: Cross multiply
4,478,708.13x = 6,717,994.67 × 2,014,984.08 - Step 4: Simplify right side
4,478,708.13x = 13,536,652,309,574.85 - Step 5: Solve for x
x = 13,536,652,309,574.85/4,478,708.13 - Step 6: Final answer
x = 3,022,445.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.