Finding the Fourth Proportional to 1,962,693.66, 2,708,119.57 and 1,146,739.68
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Solution
The fourth proportional to 1,962,693.66, 2,708,119.57 and 1,146,739.68 is: 1,582,268.40
Step by Step Solution
- Step 1: Write the proportion equation
1,962,693.66 : 2,708,119.57 = 1,146,739.68 : x - Step 2: Convert to fraction form
1,962,693.66/2,708,119.57 = 1,146,739.68/x - Step 3: Cross multiply
1,962,693.66x = 2,708,119.57 × 1,146,739.68 - Step 4: Simplify right side
1,962,693.66x = 3,105,508,166,236.69 - Step 5: Solve for x
x = 3,105,508,166,236.69/1,962,693.66 - Step 6: Final answer
x = 1,582,268.40
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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.