Finding the Fourth Proportional to 1,558,836.36, 2,338,226.80 and 493,850.74
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Solution
The fourth proportional to 1,558,836.36, 2,338,226.80 and 493,850.74 is: 740,767.32
Step by Step Solution
- Step 1: Write the proportion equation
1,558,836.36 : 2,338,226.80 = 493,850.74 : x - Step 2: Convert to fraction form
1,558,836.36/2,338,226.80 = 493,850.74/x - Step 3: Cross multiply
1,558,836.36x = 2,338,226.80 × 493,850.74 - Step 4: Simplify right side
1,558,836.36x = 1,154,735,035,467.83 - Step 5: Solve for x
x = 1,154,735,035,467.83/1,558,836.36 - Step 6: Final answer
x = 740,767.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.