Finding the Fourth Proportional to 4,368,477.20, 6,552,272.92 and 1,173,188.18
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Solution
The fourth proportional to 4,368,477.20, 6,552,272.92 and 1,173,188.18 is: 1,759,663.33
Step by Step Solution
- Step 1: Write the proportion equation
4,368,477.20 : 6,552,272.92 = 1,173,188.18 : x - Step 2: Convert to fraction form
4,368,477.20/6,552,272.92 = 1,173,188.18/x - Step 3: Cross multiply
4,368,477.20x = 6,552,272.92 × 1,173,188.18 - Step 4: Simplify right side
4,368,477.20x = 7,687,049,141,878.09 - Step 5: Solve for x
x = 7,687,049,141,878.09/4,368,477.20 - Step 6: Final answer
x = 1,759,663.33
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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.