Finding the Fourth Proportional to 2,350,480.25, 3,243,797.81 and 1,318,319.10
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Solution
The fourth proportional to 2,350,480.25, 3,243,797.81 and 1,318,319.10 is: 1,819,356.11
Step by Step Solution
- Step 1: Write the proportion equation
2,350,480.25 : 3,243,797.81 = 1,318,319.10 : x - Step 2: Convert to fraction form
2,350,480.25/3,243,797.81 = 1,318,319.10/x - Step 3: Cross multiply
2,350,480.25x = 3,243,797.81 × 1,318,319.10 - Step 4: Simplify right side
2,350,480.25x = 4,276,360,602,869.58 - Step 5: Solve for x
x = 4,276,360,602,869.58/2,350,480.25 - Step 6: Final answer
x = 1,819,356.11
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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.