Finding the Fourth Proportional to 3,329,236.98, 4,593,854.31 and 2,021,809.08
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Solution
The fourth proportional to 3,329,236.98, 4,593,854.31 and 2,021,809.08 is: 2,789,797.31
Step by Step Solution
- Step 1: Write the proportion equation
3,329,236.98 : 4,593,854.31 = 2,021,809.08 : x - Step 2: Convert to fraction form
3,329,236.98/4,593,854.31 = 2,021,809.08/x - Step 3: Cross multiply
3,329,236.98x = 4,593,854.31 × 2,021,809.08 - Step 4: Simplify right side
3,329,236.98x = 9,287,896,356,155.14 - Step 5: Solve for x
x = 9,287,896,356,155.14/3,329,236.98 - Step 6: Final answer
x = 2,789,797.31
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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.