Finding the Fourth Proportional to 2,684,648.12, 3,704,815.02 and 1,477,424.12
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Solution
The fourth proportional to 2,684,648.12, 3,704,815.02 and 1,477,424.12 is: 2,038,845.62
Step by Step Solution
- Step 1: Write the proportion equation
2,684,648.12 : 3,704,815.02 = 1,477,424.12 : x - Step 2: Convert to fraction form
2,684,648.12/3,704,815.02 = 1,477,424.12/x - Step 3: Cross multiply
2,684,648.12x = 3,704,815.02 × 1,477,424.12 - Step 4: Simplify right side
2,684,648.12x = 5,473,583,070,686.28 - Step 5: Solve for x
x = 5,473,583,070,686.28/2,684,648.12 - Step 6: Final answer
x = 2,038,845.62
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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.