Finding the Fourth Proportional to 3,424,561.48, 4,725,934.50 and 1,896,694.12
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Solution
The fourth proportional to 3,424,561.48, 4,725,934.50 and 1,896,694.12 is: 2,617,459.85
Step by Step Solution
- Step 1: Write the proportion equation
3,424,561.48 : 4,725,934.50 = 1,896,694.12 : x - Step 2: Convert to fraction form
3,424,561.48/4,725,934.50 = 1,896,694.12/x - Step 3: Cross multiply
3,424,561.48x = 4,725,934.50 × 1,896,694.12 - Step 4: Simplify right side
3,424,561.48x = 8,963,652,177,655.14 - Step 5: Solve for x
x = 8,963,652,177,655.14/3,424,561.48 - Step 6: Final answer
x = 2,617,459.85
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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.