Finding the Fourth Proportional to 1,653,853.82, 2,479,206.08 and 531,135.50
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Solution
The fourth proportional to 1,653,853.82, 2,479,206.08 and 531,135.50 is: 796,197.55
Step by Step Solution
- Step 1: Write the proportion equation
1,653,853.82 : 2,479,206.08 = 531,135.50 : x - Step 2: Convert to fraction form
1,653,853.82/2,479,206.08 = 531,135.50/x - Step 3: Cross multiply
1,653,853.82x = 2,479,206.08 × 531,135.50 - Step 4: Simplify right side
1,653,853.82x = 1,316,794,360,903.84 - Step 5: Solve for x
x = 1,316,794,360,903.84/1,653,853.82 - Step 6: Final answer
x = 796,197.55
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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.