Finding the Fourth Proportional to 1,544,467.68, 2,129,002.91 and 1,084,291.29
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Solution
The fourth proportional to 1,544,467.68, 2,129,002.91 and 1,084,291.29 is: 1,494,663.40
Step by Step Solution
- Step 1: Write the proportion equation
1,544,467.68 : 2,129,002.91 = 1,084,291.29 : x - Step 2: Convert to fraction form
1,544,467.68/2,129,002.91 = 1,084,291.29/x - Step 3: Cross multiply
1,544,467.68x = 2,129,002.91 × 1,084,291.29 - Step 4: Simplify right side
1,544,467.68x = 2,308,459,311,697.65 - Step 5: Solve for x
x = 2,308,459,311,697.65/1,544,467.68 - Step 6: Final answer
x = 1,494,663.40
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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.