Finding the Fourth Proportional to 4,764,485.13, 6,574,984.46 and 2,589,023.07
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Solution
The fourth proportional to 4,764,485.13, 6,574,984.46 and 2,589,023.07 is: 3,572,849.11
Step by Step Solution
- Step 1: Write the proportion equation
4,764,485.13 : 6,574,984.46 = 2,589,023.07 : x - Step 2: Convert to fraction form
4,764,485.13/6,574,984.46 = 2,589,023.07/x - Step 3: Cross multiply
4,764,485.13x = 6,574,984.46 × 2,589,023.07 - Step 4: Simplify right side
4,764,485.13x = 17,022,786,470,727.90 - Step 5: Solve for x
x = 17,022,786,470,727.90/4,764,485.13 - Step 6: Final answer
x = 3,572,849.11
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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.