Finding the Fourth Proportional to 2,386,345.94, 3,293,157.95 and 1,313,257.94
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Solution
The fourth proportional to 2,386,345.94, 3,293,157.95 and 1,313,257.94 is: 1,812,296.26
Step by Step Solution
- Step 1: Write the proportion equation
2,386,345.94 : 3,293,157.95 = 1,313,257.94 : x - Step 2: Convert to fraction form
2,386,345.94/3,293,157.95 = 1,313,257.94/x - Step 3: Cross multiply
2,386,345.94x = 3,293,157.95 × 1,313,257.94 - Step 4: Simplify right side
2,386,345.94x = 4,324,765,825,511.62 - Step 5: Solve for x
x = 4,324,765,825,511.62/2,386,345.94 - Step 6: Final answer
x = 1,812,296.26
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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.