Finding the Fourth Proportional to 4,889,691.36, 7,331,547.63 and 2,331,688.68
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Solution
The fourth proportional to 4,889,691.36, 7,331,547.63 and 2,331,688.68 is: 3,496,107.50
Step by Step Solution
- Step 1: Write the proportion equation
4,889,691.36 : 7,331,547.63 = 2,331,688.68 : x - Step 2: Convert to fraction form
4,889,691.36/7,331,547.63 = 2,331,688.68/x - Step 3: Cross multiply
4,889,691.36x = 7,331,547.63 × 2,331,688.68 - Step 4: Simplify right side
4,889,691.36x = 17,094,886,615,751.83 - Step 5: Solve for x
x = 17,094,886,615,751.83/4,889,691.36 - Step 6: Final answer
x = 3,496,107.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.