Finding the Fourth Proportional to 2,872,717.08, 3,964,171.50 and 1,583,490.84
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Solution
The fourth proportional to 2,872,717.08, 3,964,171.50 and 1,583,490.84 is: 2,185,119.20
Step by Step Solution
- Step 1: Write the proportion equation
2,872,717.08 : 3,964,171.50 = 1,583,490.84 : x - Step 2: Convert to fraction form
2,872,717.08/3,964,171.50 = 1,583,490.84/x - Step 3: Cross multiply
2,872,717.08x = 3,964,171.50 × 1,583,490.84 - Step 4: Simplify right side
2,872,717.08x = 6,277,229,258,439.06 - Step 5: Solve for x
x = 6,277,229,258,439.06/2,872,717.08 - Step 6: Final answer
x = 2,185,119.20
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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.