Finding the Fourth Proportional to 1,455,758.76, 2,183,842.26 and 508,914.12
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Solution
The fourth proportional to 1,455,758.76, 2,183,842.26 and 508,914.12 is: 763,442.54
Step by Step Solution
- Step 1: Write the proportion equation
1,455,758.76 : 2,183,842.26 = 508,914.12 : x - Step 2: Convert to fraction form
1,455,758.76/2,183,842.26 = 508,914.12/x - Step 3: Cross multiply
1,455,758.76x = 2,183,842.26 × 508,914.12 - Step 4: Simplify right side
1,455,758.76x = 1,111,388,161,966.71 - Step 5: Solve for x
x = 1,111,388,161,966.71/1,455,758.76 - Step 6: Final answer
x = 763,442.54
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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.