Finding the Fourth Proportional to 2,415,998.06, 3,334,079.46 and 1,328,288.14
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Solution
The fourth proportional to 2,415,998.06, 3,334,079.46 and 1,328,288.14 is: 1,833,038.81
Step by Step Solution
- Step 1: Write the proportion equation
2,415,998.06 : 3,334,079.46 = 1,328,288.14 : x - Step 2: Convert to fraction form
2,415,998.06/3,334,079.46 = 1,328,288.14/x - Step 3: Cross multiply
2,415,998.06x = 3,334,079.46 × 1,328,288.14 - Step 4: Simplify right side
2,415,998.06x = 4,428,618,204,535.60 - Step 5: Solve for x
x = 4,428,618,204,535.60/2,415,998.06 - Step 6: Final answer
x = 1,833,038.81
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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.