Finding the Fourth Proportional to 1,919,708.24, 2,649,149.73 and 1,103,892.48
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Solution
The fourth proportional to 1,919,708.24, 2,649,149.73 and 1,103,892.48 is: 1,523,344.23
Step by Step Solution
- Step 1: Write the proportion equation
1,919,708.24 : 2,649,149.73 = 1,103,892.48 : x - Step 2: Convert to fraction form
1,919,708.24/2,649,149.73 = 1,103,892.48/x - Step 3: Cross multiply
1,919,708.24x = 2,649,149.73 × 1,103,892.48 - Step 4: Simplify right side
1,919,708.24x = 2,924,376,465,341.03 - Step 5: Solve for x
x = 2,924,376,465,341.03/1,919,708.24 - Step 6: Final answer
x = 1,523,344.23
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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.