Finding the Fourth Proportional to 2,992,109.99, 4,126,308.95 and 2,382,275.84
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Solution
The fourth proportional to 2,992,109.99, 4,126,308.95 and 2,382,275.84 is: 3,285,309.08
Step by Step Solution
- Step 1: Write the proportion equation
2,992,109.99 : 4,126,308.95 = 2,382,275.84 : x - Step 2: Convert to fraction form
2,992,109.99/4,126,308.95 = 2,382,275.84/x - Step 3: Cross multiply
2,992,109.99x = 4,126,308.95 × 2,382,275.84 - Step 4: Simplify right side
2,992,109.99x = 9,830,006,105,284.91 - Step 5: Solve for x
x = 9,830,006,105,284.91/2,992,109.99 - Step 6: Final answer
x = 3,285,309.08
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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.