Finding the Fourth Proportional to 2,127,352.32, 2,936,219.58 and 1,352,826.18
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Solution
The fourth proportional to 2,127,352.32, 2,936,219.58 and 1,352,826.18 is: 1,867,201.16
Step by Step Solution
- Step 1: Write the proportion equation
2,127,352.32 : 2,936,219.58 = 1,352,826.18 : x - Step 2: Convert to fraction form
2,127,352.32/2,936,219.58 = 1,352,826.18/x - Step 3: Cross multiply
2,127,352.32x = 2,936,219.58 × 1,352,826.18 - Step 4: Simplify right side
2,127,352.32x = 3,972,194,718,052.60 - Step 5: Solve for x
x = 3,972,194,718,052.60/2,127,352.32 - Step 6: Final answer
x = 1,867,201.16
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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.