Finding the Fourth Proportional to 2,219,878.97, 3,063,432.99 and 1,201,283.72
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Solution
The fourth proportional to 2,219,878.97, 3,063,432.99 and 1,201,283.72 is: 1,657,771.54
Step by Step Solution
- Step 1: Write the proportion equation
2,219,878.97 : 3,063,432.99 = 1,201,283.72 : x - Step 2: Convert to fraction form
2,219,878.97/3,063,432.99 = 1,201,283.72/x - Step 3: Cross multiply
2,219,878.97x = 3,063,432.99 × 1,201,283.72 - Step 4: Simplify right side
2,219,878.97x = 3,680,052,178,873.45 - Step 5: Solve for x
x = 3,680,052,178,873.45/2,219,878.97 - Step 6: Final answer
x = 1,657,771.54
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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.