Finding the Fourth Proportional to 1,540,632.74, 2,125,691.16 and 996,113.30
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Solution
The fourth proportional to 1,540,632.74, 2,125,691.16 and 996,113.30 is: 1,374,389.35
Step by Step Solution
- Step 1: Write the proportion equation
1,540,632.74 : 2,125,691.16 = 996,113.30 : x - Step 2: Convert to fraction form
1,540,632.74/2,125,691.16 = 996,113.30/x - Step 3: Cross multiply
1,540,632.74x = 2,125,691.16 × 996,113.30 - Step 4: Simplify right side
1,540,632.74x = 2,117,429,225,539.97 - Step 5: Solve for x
x = 2,117,429,225,539.97/1,540,632.74 - Step 6: Final answer
x = 1,374,389.35
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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.