Finding the Fourth Proportional to 1,525,571.08, 2,287,470.48 and 578,425.12
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Solution
The fourth proportional to 1,525,571.08, 2,287,470.48 and 578,425.12 is: 867,301.70
Step by Step Solution
- Step 1: Write the proportion equation
1,525,571.08 : 2,287,470.48 = 578,425.12 : x - Step 2: Convert to fraction form
1,525,571.08/2,287,470.48 = 578,425.12/x - Step 3: Cross multiply
1,525,571.08x = 2,287,470.48 × 578,425.12 - Step 4: Simplify right side
1,525,571.08x = 1,323,130,386,890.46 - Step 5: Solve for x
x = 1,323,130,386,890.46/1,525,571.08 - Step 6: Final answer
x = 867,301.70
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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.