Finding the Fourth Proportional to 1,048,144.49, 1,446,430.71 and 589,261.11
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Solution
The fourth proportional to 1,048,144.49, 1,446,430.71 and 589,261.11 is: 813,175.45
Step by Step Solution
- Step 1: Write the proportion equation
1,048,144.49 : 1,446,430.71 = 589,261.11 : x - Step 2: Convert to fraction form
1,048,144.49/1,446,430.71 = 589,261.11/x - Step 3: Cross multiply
1,048,144.49x = 1,446,430.71 × 589,261.11 - Step 4: Simplify right side
1,048,144.49x = 852,325,367,319.88 - Step 5: Solve for x
x = 852,325,367,319.88/1,048,144.49 - Step 6: Final answer
x = 813,175.45
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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.