Finding the Fourth Proportional to 1,573,583.49, 2,351,417.25 and 1,181,534.09
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Solution
The fourth proportional to 1,573,583.49, 2,351,417.25 and 1,181,534.09 is: 1,765,574.97
Step by Step Solution
- Step 1: Write the proportion equation
1,573,583.49 : 2,351,417.25 = 1,181,534.09 : x - Step 2: Convert to fraction form
1,573,583.49/2,351,417.25 = 1,181,534.09/x - Step 3: Cross multiply
1,573,583.49x = 2,351,417.25 × 1,181,534.09 - Step 4: Simplify right side
1,573,583.49x = 2,778,279,628,931.97 - Step 5: Solve for x
x = 2,778,279,628,931.97/1,573,583.49 - Step 6: Final answer
x = 1,765,574.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.