Finding the Fourth Proportional to 1,980,889.24, 2,971,759.93 and 614,635.54
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Solution
The fourth proportional to 1,980,889.24, 2,971,759.93 and 614,635.54 is: 922,085.52
Step by Step Solution
- Step 1: Write the proportion equation
1,980,889.24 : 2,971,759.93 = 614,635.54 : x - Step 2: Convert to fraction form
1,980,889.24/2,971,759.93 = 614,635.54/x - Step 3: Cross multiply
1,980,889.24x = 2,971,759.93 × 614,635.54 - Step 4: Simplify right side
1,980,889.24x = 1,826,549,277,076.07 - Step 5: Solve for x
x = 1,826,549,277,076.07/1,980,889.24 - Step 6: Final answer
x = 922,085.52
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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.