Finding the Fourth Proportional to 1,593,645.75, 2,390,936.81 and 471,743.91
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Solution
The fourth proportional to 1,593,645.75, 2,390,936.81 and 471,743.91 is: 707,754.45
Step by Step Solution
- Step 1: Write the proportion equation
1,593,645.75 : 2,390,936.81 = 471,743.91 : x - Step 2: Convert to fraction form
1,593,645.75/2,390,936.81 = 471,743.91/x - Step 3: Cross multiply
1,593,645.75x = 2,390,936.81 × 471,743.91 - Step 4: Simplify right side
1,593,645.75x = 1,127,909,876,953.61 - Step 5: Solve for x
x = 1,127,909,876,953.61/1,593,645.75 - Step 6: Final answer
x = 707,754.45
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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.