Finding the Fourth Proportional to 1,247,427.09, 1,869,549.80 and 607,883.49
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Solution
The fourth proportional to 1,247,427.09, 1,869,549.80 and 607,883.49 is: 911,050.00
Step by Step Solution
- Step 1: Write the proportion equation
1,247,427.09 : 1,869,549.80 = 607,883.49 : x - Step 2: Convert to fraction form
1,247,427.09/1,869,549.80 = 607,883.49/x - Step 3: Cross multiply
1,247,427.09x = 1,869,549.80 × 607,883.49 - Step 4: Simplify right side
1,247,427.09x = 1,136,468,454,113.38 - Step 5: Solve for x
x = 1,136,468,454,113.38/1,247,427.09 - Step 6: Final answer
x = 911,050.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.