Finding the Fourth Proportional to 4,903,644.47, 7,357,122.07 and 2,170,814.99
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Solution
The fourth proportional to 4,903,644.47, 7,357,122.07 and 2,170,814.99 is: 3,256,955.30
Step by Step Solution
- Step 1: Write the proportion equation
4,903,644.47 : 7,357,122.07 = 2,170,814.99 : x - Step 2: Convert to fraction form
4,903,644.47/7,357,122.07 = 2,170,814.99/x - Step 3: Cross multiply
4,903,644.47x = 7,357,122.07 × 2,170,814.99 - Step 4: Simplify right side
4,903,644.47x = 15,970,950,830,603.18 - Step 5: Solve for x
x = 15,970,950,830,603.18/4,903,644.47 - Step 6: Final answer
x = 3,256,955.30
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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.