Finding the Fourth Proportional to 2,189,473.36, 3,022,894.95 and 1,959,632.08
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Solution
The fourth proportional to 2,189,473.36, 3,022,894.95 and 1,959,632.08 is: 2,705,564.74
Step by Step Solution
- Step 1: Write the proportion equation
2,189,473.36 : 3,022,894.95 = 1,959,632.08 : x - Step 2: Convert to fraction form
2,189,473.36/3,022,894.95 = 1,959,632.08/x - Step 3: Cross multiply
2,189,473.36x = 3,022,894.95 × 1,959,632.08 - Step 4: Simplify right side
2,189,473.36x = 5,923,761,918,490.00 - Step 5: Solve for x
x = 5,923,761,918,490.00/2,189,473.36 - Step 6: Final answer
x = 2,705,564.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.