Finding the Fourth Proportional to 1,307,831.64, 1,804,750.06 and 764,017.88
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Solution
The fourth proportional to 1,307,831.64, 1,804,750.06 and 764,017.88 is: 1,054,311.02
Step by Step Solution
- Step 1: Write the proportion equation
1,307,831.64 : 1,804,750.06 = 764,017.88 : x - Step 2: Convert to fraction form
1,307,831.64/1,804,750.06 = 764,017.88/x - Step 3: Cross multiply
1,307,831.64x = 1,804,750.06 × 764,017.88 - Step 4: Simplify right side
1,307,831.64x = 1,378,861,314,771.07 - Step 5: Solve for x
x = 1,378,861,314,771.07/1,307,831.64 - Step 6: Final answer
x = 1,054,311.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.