Finding the Fourth Proportional to 2,292,290.32, 3,438,237.39 and 775,940.80
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Solution
The fourth proportional to 2,292,290.32, 3,438,237.39 and 775,940.80 is: 1,163,844.15
Step by Step Solution
- Step 1: Write the proportion equation
2,292,290.32 : 3,438,237.39 = 775,940.80 : x - Step 2: Convert to fraction form
2,292,290.32/3,438,237.39 = 775,940.80/x - Step 3: Cross multiply
2,292,290.32x = 3,438,237.39 × 775,940.80 - Step 4: Simplify right side
2,292,290.32x = 2,667,868,670,986.51 - Step 5: Solve for x
x = 2,667,868,670,986.51/2,292,290.32 - Step 6: Final answer
x = 1,163,844.15
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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.