Finding the Fourth Proportional to 5,917,172.34, 8,876,263.40 and 2,078,659.28
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Solution
The fourth proportional to 5,917,172.34, 8,876,263.40 and 2,078,659.28 is: 3,118,166.28
Step by Step Solution
- Step 1: Write the proportion equation
5,917,172.34 : 8,876,263.40 = 2,078,659.28 : x - Step 2: Convert to fraction form
5,917,172.34/8,876,263.40 = 2,078,659.28/x - Step 3: Cross multiply
5,917,172.34x = 8,876,263.40 × 2,078,659.28 - Step 4: Simplify right side
5,917,172.34x = 18,450,727,288,134.35 - Step 5: Solve for x
x = 18,450,727,288,134.35/5,917,172.34 - Step 6: Final answer
x = 3,118,166.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.