Finding the Fourth Proportional to 2,438,873.40, 3,365,599.68 and 1,472,044.44
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Solution
The fourth proportional to 2,438,873.40, 3,365,599.68 and 1,472,044.44 is: 2,031,393.80
Step by Step Solution
- Step 1: Write the proportion equation
2,438,873.40 : 3,365,599.68 = 1,472,044.44 : x - Step 2: Convert to fraction form
2,438,873.40/3,365,599.68 = 1,472,044.44/x - Step 3: Cross multiply
2,438,873.40x = 3,365,599.68 × 1,472,044.44 - Step 4: Simplify right side
2,438,873.40x = 4,954,312,296,209.78 - Step 5: Solve for x
x = 4,954,312,296,209.78/2,438,873.40 - Step 6: Final answer
x = 2,031,393.80
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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.