Finding the Fourth Proportional to 1,335,424.16, 1,842,887.19 and 723,583.56
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Solution
The fourth proportional to 1,335,424.16, 1,842,887.19 and 723,583.56 is: 998,546.32
Step by Step Solution
- Step 1: Write the proportion equation
1,335,424.16 : 1,842,887.19 = 723,583.56 : x - Step 2: Convert to fraction form
1,335,424.16/1,842,887.19 = 723,583.56/x - Step 3: Cross multiply
1,335,424.16x = 1,842,887.19 × 723,583.56 - Step 4: Simplify right side
1,335,424.16x = 1,333,482,873,618.60 - Step 5: Solve for x
x = 1,333,482,873,618.60/1,335,424.16 - Step 6: Final answer
x = 998,546.32
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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.