Finding the Fourth Proportional to 4,250,979.84, 5,866,059.09 and 2,390,673.51
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Solution
The fourth proportional to 4,250,979.84, 5,866,059.09 and 2,390,673.51 is: 3,298,964.62
Step by Step Solution
- Step 1: Write the proportion equation
4,250,979.84 : 5,866,059.09 = 2,390,673.51 : x - Step 2: Convert to fraction form
4,250,979.84/5,866,059.09 = 2,390,673.51/x - Step 3: Cross multiply
4,250,979.84x = 5,866,059.09 × 2,390,673.51 - Step 4: Simplify right side
4,250,979.84x = 14,023,832,074,557.71 - Step 5: Solve for x
x = 14,023,832,074,557.71/4,250,979.84 - Step 6: Final answer
x = 3,298,964.62
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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.