Finding the Fourth Proportional to 3,484,597.28, 4,808,879.20 and 2,384,335.06
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Solution
The fourth proportional to 3,484,597.28, 4,808,879.20 and 2,384,335.06 is: 3,290,474.72
Step by Step Solution
- Step 1: Write the proportion equation
3,484,597.28 : 4,808,879.20 = 2,384,335.06 : x - Step 2: Convert to fraction form
3,484,597.28/4,808,879.20 = 2,384,335.06/x - Step 3: Cross multiply
3,484,597.28x = 4,808,879.20 × 2,384,335.06 - Step 4: Simplify right side
3,484,597.28x = 11,465,979,275,864.75 - Step 5: Solve for x
x = 11,465,979,275,864.75/3,484,597.28 - Step 6: Final answer
x = 3,290,474.72
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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.