Finding the Fourth Proportional to 1,445,117.58, 2,167,745.49 and 697,792.14
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Solution
The fourth proportional to 1,445,117.58, 2,167,745.49 and 697,792.14 is: 1,046,721.59
Step by Step Solution
- Step 1: Write the proportion equation
1,445,117.58 : 2,167,745.49 = 697,792.14 : x - Step 2: Convert to fraction form
1,445,117.58/2,167,745.49 = 697,792.14/x - Step 3: Cross multiply
1,445,117.58x = 2,167,745.49 × 697,792.14 - Step 4: Simplify right side
1,445,117.58x = 1,512,635,764,442.45 - Step 5: Solve for x
x = 1,512,635,764,442.45/1,445,117.58 - Step 6: Final answer
x = 1,046,721.59
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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.