Finding the Fourth Proportional to 4,574,947.22, 6,862,470.03 and 1,380,101.07
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Solution
The fourth proportional to 4,574,947.22, 6,862,470.03 and 1,380,101.07 is: 2,070,166.45
Step by Step Solution
- Step 1: Write the proportion equation
4,574,947.22 : 6,862,470.03 = 1,380,101.07 : x - Step 2: Convert to fraction form
4,574,947.22/6,862,470.03 = 1,380,101.07/x - Step 3: Cross multiply
4,574,947.22x = 6,862,470.03 × 1,380,101.07 - Step 4: Simplify right side
4,574,947.22x = 9,470,902,231,245.93 - Step 5: Solve for x
x = 9,470,902,231,245.93/4,574,947.22 - Step 6: Final answer
x = 2,070,166.45
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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.