Finding the Fourth Proportional to 3,060,608.28, 4,223,671.74 and 1,683,970.08
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Solution
The fourth proportional to 3,060,608.28, 4,223,671.74 and 1,683,970.08 is: 2,323,896.49
Step by Step Solution
- Step 1: Write the proportion equation
3,060,608.28 : 4,223,671.74 = 1,683,970.08 : x - Step 2: Convert to fraction form
3,060,608.28/4,223,671.74 = 1,683,970.08/x - Step 3: Cross multiply
3,060,608.28x = 4,223,671.74 × 1,683,970.08 - Step 4: Simplify right side
3,060,608.28x = 7,112,536,837,901.54 - Step 5: Solve for x
x = 7,112,536,837,901.54/3,060,608.28 - Step 6: Final answer
x = 2,323,896.49
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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.