Finding the Fourth Proportional to 1,683,670.22, 2,323,515.98 and 919,772.99
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Solution
The fourth proportional to 1,683,670.22, 2,323,515.98 and 919,772.99 is: 1,269,314.63
Step by Step Solution
- Step 1: Write the proportion equation
1,683,670.22 : 2,323,515.98 = 919,772.99 : x - Step 2: Convert to fraction form
1,683,670.22/2,323,515.98 = 919,772.99/x - Step 3: Cross multiply
1,683,670.22x = 2,323,515.98 × 919,772.99 - Step 4: Simplify right side
1,683,670.22x = 2,137,107,239,632.42 - Step 5: Solve for x
x = 2,137,107,239,632.42/1,683,670.22 - Step 6: Final answer
x = 1,269,314.63
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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.