Finding the Fourth Proportional to 3,205,349.04, 4,422,976.40 and 2,553,627.99
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Solution
The fourth proportional to 3,205,349.04, 4,422,976.40 and 2,553,627.99 is: 3,523,683.75
Step by Step Solution
- Step 1: Write the proportion equation
3,205,349.04 : 4,422,976.40 = 2,553,627.99 : x - Step 2: Convert to fraction form
3,205,349.04/4,422,976.40 = 2,553,627.99/x - Step 3: Cross multiply
3,205,349.04x = 4,422,976.40 × 2,553,627.99 - Step 4: Simplify right side
3,205,349.04x = 11,294,636,321,381.29 - Step 5: Solve for x
x = 11,294,636,321,381.29/3,205,349.04 - Step 6: Final answer
x = 3,523,683.75
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1.5x scale
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.