Finding the Fourth Proportional to 1,542,675.36, 2,313,775.44 and 420,831.84
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Solution
The fourth proportional to 1,542,675.36, 2,313,775.44 and 420,831.84 is: 631,182.94
Step by Step Solution
- Step 1: Write the proportion equation
1,542,675.36 : 2,313,775.44 = 420,831.84 : x - Step 2: Convert to fraction form
1,542,675.36/2,313,775.44 = 420,831.84/x - Step 3: Cross multiply
1,542,675.36x = 2,313,775.44 × 420,831.84 - Step 4: Simplify right side
1,542,675.36x = 973,710,375,762.01 - Step 5: Solve for x
x = 973,710,375,762.01/1,542,675.36 - Step 6: Final answer
x = 631,182.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.