Finding the Fourth Proportional to 1,107,675.44, 1,528,623.60 and 617,656.24
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Solution
The fourth proportional to 1,107,675.44, 1,528,623.60 and 617,656.24 is: 852,383.17
Step by Step Solution
- Step 1: Write the proportion equation
1,107,675.44 : 1,528,623.60 = 617,656.24 : x - Step 2: Convert to fraction form
1,107,675.44/1,528,623.60 = 617,656.24/x - Step 3: Cross multiply
1,107,675.44x = 1,528,623.60 × 617,656.24 - Step 4: Simplify right side
1,107,675.44x = 944,163,905,151.26 - Step 5: Solve for x
x = 944,163,905,151.26/1,107,675.44 - Step 6: Final answer
x = 852,383.17
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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.