Finding the Fourth Proportional to 1,620,052.94, 2,235,580.42 and 967,415.40
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Solution
The fourth proportional to 1,620,052.94, 2,235,580.42 and 967,415.40 is: 1,334,977.93
Step by Step Solution
- Step 1: Write the proportion equation
1,620,052.94 : 2,235,580.42 = 967,415.40 : x - Step 2: Convert to fraction form
1,620,052.94/2,235,580.42 = 967,415.40/x - Step 3: Cross multiply
1,620,052.94x = 2,235,580.42 × 967,415.40 - Step 4: Simplify right side
1,620,052.94x = 2,162,734,926,246.47 - Step 5: Solve for x
x = 2,162,734,926,246.47/1,620,052.94 - Step 6: Final answer
x = 1,334,977.93
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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.