Finding the Fourth Proportional to 4,582,256.80, 6,871,635.60 and 1,386,320.80
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Solution
The fourth proportional to 4,582,256.80, 6,871,635.60 and 1,386,320.80 is: 2,078,951.87
Step by Step Solution
- Step 1: Write the proportion equation
4,582,256.80 : 6,871,635.60 = 1,386,320.80 : x - Step 2: Convert to fraction form
4,582,256.80/6,871,635.60 = 1,386,320.80/x - Step 3: Cross multiply
4,582,256.80x = 6,871,635.60 × 1,386,320.80 - Step 4: Simplify right side
4,582,256.80x = 9,526,291,362,300.48 - Step 5: Solve for x
x = 9,526,291,362,300.48/4,582,256.80 - Step 6: Final answer
x = 2,078,951.87
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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.