Finding the Fourth Proportional to 3,924,459.12, 5,887,537.44 and 1,191,781.92
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Solution
The fourth proportional to 3,924,459.12, 5,887,537.44 and 1,191,781.92 is: 1,787,930.63
Step by Step Solution
- Step 1: Write the proportion equation
3,924,459.12 : 5,887,537.44 = 1,191,781.92 : x - Step 2: Convert to fraction form
3,924,459.12/5,887,537.44 = 1,191,781.92/x - Step 3: Cross multiply
3,924,459.12x = 5,887,537.44 × 1,191,781.92 - Step 4: Simplify right side
3,924,459.12x = 7,016,660,674,315.09 - Step 5: Solve for x
x = 7,016,660,674,315.09/3,924,459.12 - Step 6: Final answer
x = 1,787,930.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.