Finding the Fourth Proportional to 4,038,163.20, 6,055,934.40 and 1,341,764.40
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Solution
The fourth proportional to 4,038,163.20, 6,055,934.40 and 1,341,764.40 is: 2,012,211.19
Step by Step Solution
- Step 1: Write the proportion equation
4,038,163.20 : 6,055,934.40 = 1,341,764.40 : x - Step 2: Convert to fraction form
4,038,163.20/6,055,934.40 = 1,341,764.40/x - Step 3: Cross multiply
4,038,163.20x = 6,055,934.40 × 1,341,764.40 - Step 4: Simplify right side
4,038,163.20x = 8,125,637,186,655.36 - Step 5: Solve for x
x = 8,125,637,186,655.36/4,038,163.20 - Step 6: Final answer
x = 2,012,211.19
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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.