Finding the Fourth Proportional to 5,717,930.76, 8,574,378.35 and 2,686,158.27
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Solution
The fourth proportional to 5,717,930.76, 8,574,378.35 and 2,686,158.27 is: 4,028,054.60
Step by Step Solution
- Step 1: Write the proportion equation
5,717,930.76 : 8,574,378.35 = 2,686,158.27 : x - Step 2: Convert to fraction form
5,717,930.76/8,574,378.35 = 2,686,158.27/x - Step 3: Cross multiply
5,717,930.76x = 8,574,378.35 × 2,686,158.27 - Step 4: Simplify right side
5,717,930.76x = 23,032,137,301,530.66 - Step 5: Solve for x
x = 23,032,137,301,530.66/5,717,930.76 - Step 6: Final answer
x = 4,028,054.60
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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.