Finding the Fourth Proportional to 1,548,264.98, 2,136,571.12 and 859,898.23
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Solution
The fourth proportional to 1,548,264.98, 2,136,571.12 and 859,898.23 is: 1,186,640.36
Step by Step Solution
- Step 1: Write the proportion equation
1,548,264.98 : 2,136,571.12 = 859,898.23 : x - Step 2: Convert to fraction form
1,548,264.98/2,136,571.12 = 859,898.23/x - Step 3: Cross multiply
1,548,264.98x = 2,136,571.12 × 859,898.23 - Step 4: Simplify right side
1,548,264.98x = 1,837,233,720,090.56 - Step 5: Solve for x
x = 1,837,233,720,090.56/1,548,264.98 - Step 6: Final answer
x = 1,186,640.36
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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.