Finding the Fourth Proportional to 5,402,419.93, 8,100,638.16 and 2,209,787.92
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Solution
The fourth proportional to 5,402,419.93, 8,100,638.16 and 2,209,787.92 is: 3,313,458.15
Step by Step Solution
- Step 1: Write the proportion equation
5,402,419.93 : 8,100,638.16 = 2,209,787.92 : x - Step 2: Convert to fraction form
5,402,419.93/8,100,638.16 = 2,209,787.92/x - Step 3: Cross multiply
5,402,419.93x = 8,100,638.16 × 2,209,787.92 - Step 4: Simplify right side
5,402,419.93x = 17,900,692,350,259.03 - Step 5: Solve for x
x = 17,900,692,350,259.03/5,402,419.93 - Step 6: Final answer
x = 3,313,458.15
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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.