Finding the Fourth Proportional to 4,798,157.16, 6,621,334.02 and 2,622,705.96
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Solution
The fourth proportional to 4,798,157.16, 6,621,334.02 and 2,622,705.96 is: 3,619,267.07
Step by Step Solution
- Step 1: Write the proportion equation
4,798,157.16 : 6,621,334.02 = 2,622,705.96 : x - Step 2: Convert to fraction form
4,798,157.16/6,621,334.02 = 2,622,705.96/x - Step 3: Cross multiply
4,798,157.16x = 6,621,334.02 × 2,622,705.96 - Step 4: Simplify right side
4,798,157.16x = 17,365,812,197,404.76 - Step 5: Solve for x
x = 17,365,812,197,404.76/4,798,157.16 - Step 6: Final answer
x = 3,619,267.07
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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.