Finding the Fourth Proportional to 2,772,622.24, 4,158,933.36 and 1,175,149.60
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Solution
The fourth proportional to 2,772,622.24, 4,158,933.36 and 1,175,149.60 is: 1,762,724.40
Step by Step Solution
- Step 1: Write the proportion equation
2,772,622.24 : 4,158,933.36 = 1,175,149.60 : x - Step 2: Convert to fraction form
2,772,622.24/4,158,933.36 = 1,175,149.60/x - Step 3: Cross multiply
2,772,622.24x = 4,158,933.36 × 1,175,149.60 - Step 4: Simplify right side
2,772,622.24x = 4,887,368,874,430.66 - Step 5: Solve for x
x = 4,887,368,874,430.66/2,772,622.24 - Step 6: Final answer
x = 1,762,724.40
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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.