Finding the Fourth Proportional to 1,475,173.22, 2,213,153.58 and 528,639.62
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Solution
The fourth proportional to 1,475,173.22, 2,213,153.58 and 528,639.62 is: 793,100.53
Step by Step Solution
- Step 1: Write the proportion equation
1,475,173.22 : 2,213,153.58 = 528,639.62 : x - Step 2: Convert to fraction form
1,475,173.22/2,213,153.58 = 528,639.62/x - Step 3: Cross multiply
1,475,173.22x = 2,213,153.58 × 528,639.62 - Step 4: Simplify right side
1,475,173.22x = 1,169,960,658,449.47 - Step 5: Solve for x
x = 1,169,960,658,449.47/1,475,173.22 - Step 6: Final answer
x = 793,100.53
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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.