Finding the Fourth Proportional to 1,505,040.19, 2,076,955.49 and 901,428.19
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Solution
The fourth proportional to 1,505,040.19, 2,076,955.49 and 901,428.19 is: 1,243,970.92
Step by Step Solution
- Step 1: Write the proportion equation
1,505,040.19 : 2,076,955.49 = 901,428.19 : x - Step 2: Convert to fraction form
1,505,040.19/2,076,955.49 = 901,428.19/x - Step 3: Cross multiply
1,505,040.19x = 2,076,955.49 × 901,428.19 - Step 4: Simplify right side
1,505,040.19x = 1,872,226,225,122.44 - Step 5: Solve for x
x = 1,872,226,225,122.44/1,505,040.19 - Step 6: Final answer
x = 1,243,970.92
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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.