Finding the Fourth Proportional to 4,013,289.80, 5,536,763.28 and 2,293,487.66
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Solution
The fourth proportional to 4,013,289.80, 5,536,763.28 and 2,293,487.66 is: 3,164,111.96
Step by Step Solution
- Step 1: Write the proportion equation
4,013,289.80 : 5,536,763.28 = 2,293,487.66 : x - Step 2: Convert to fraction form
4,013,289.80/5,536,763.28 = 2,293,487.66/x - Step 3: Cross multiply
4,013,289.80x = 5,536,763.28 × 2,293,487.66 - Step 4: Simplify right side
4,013,289.80x = 12,698,498,259,021.13 - Step 5: Solve for x
x = 12,698,498,259,021.13/4,013,289.80 - Step 6: Final answer
x = 3,164,111.96
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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.