Finding the Fourth Proportional to 985,114.66, 1,477,671.98 and 760,802.26
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Solution
The fourth proportional to 985,114.66, 1,477,671.98 and 760,802.26 is: 1,141,203.38
Step by Step Solution
- Step 1: Write the proportion equation
985,114.66 : 1,477,671.98 = 760,802.26 : x - Step 2: Convert to fraction form
985,114.66/1,477,671.98 = 760,802.26/x - Step 3: Cross multiply
985,114.66x = 1,477,671.98 × 760,802.26 - Step 4: Simplify right side
985,114.66x = 1,124,216,181,922.67 - Step 5: Solve for x
x = 1,124,216,181,922.67/985,114.66 - Step 6: Final answer
x = 1,141,203.38
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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.