Finding the Fourth Proportional to 4,288,394.41, 5,918,177.33 and 2,569,478.02
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Solution
The fourth proportional to 4,288,394.41, 5,918,177.33 and 2,569,478.02 is: 3,545,995.33
Step by Step Solution
- Step 1: Write the proportion equation
4,288,394.41 : 5,918,177.33 = 2,569,478.02 : x - Step 2: Convert to fraction form
4,288,394.41/5,918,177.33 = 2,569,478.02/x - Step 3: Cross multiply
4,288,394.41x = 5,918,177.33 × 2,569,478.02 - Step 4: Simplify right side
4,288,394.41x = 15,206,626,567,897.29 - Step 5: Solve for x
x = 15,206,626,567,897.29/4,288,394.41 - Step 6: Final answer
x = 3,545,995.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.