Finding the Fourth Proportional to 5,557,599.57, 8,336,243.84 and 1,771,309.65
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Solution
The fourth proportional to 5,557,599.57, 8,336,243.84 and 1,771,309.65 is: 2,656,914.91
Step by Step Solution
- Step 1: Write the proportion equation
5,557,599.57 : 8,336,243.84 = 1,771,309.65 : x - Step 2: Convert to fraction form
5,557,599.57/8,336,243.84 = 1,771,309.65/x - Step 3: Cross multiply
5,557,599.57x = 8,336,243.84 × 1,771,309.65 - Step 4: Simplify right side
5,557,599.57x = 14,766,069,149,688.51 - Step 5: Solve for x
x = 14,766,069,149,688.51/5,557,599.57 - Step 6: Final answer
x = 2,656,914.91
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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.