Finding the Fourth Proportional to 5,614,416.96, 8,421,547.20 and 1,354,549.44
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Solution
The fourth proportional to 5,614,416.96, 8,421,547.20 and 1,354,549.44 is: 2,031,805.28
Step by Step Solution
- Step 1: Write the proportion equation
5,614,416.96 : 8,421,547.20 = 1,354,549.44 : x - Step 2: Convert to fraction form
5,614,416.96/8,421,547.20 = 1,354,549.44/x - Step 3: Cross multiply
5,614,416.96x = 8,421,547.20 × 1,354,549.44 - Step 4: Simplify right side
5,614,416.96x = 11,407,402,043,693.57 - Step 5: Solve for x
x = 11,407,402,043,693.57/5,614,416.96 - Step 6: Final answer
x = 2,031,805.28
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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.