Finding the Fourth Proportional to 4,268,422.93, 6,402,645.33 and 1,744,078.18
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Solution
The fourth proportional to 4,268,422.93, 6,402,645.33 and 1,744,078.18 is: 2,616,121.74
Step by Step Solution
- Step 1: Write the proportion equation
4,268,422.93 : 6,402,645.33 = 1,744,078.18 : x - Step 2: Convert to fraction form
4,268,422.93/6,402,645.33 = 1,744,078.18/x - Step 3: Cross multiply
4,268,422.93x = 6,402,645.33 × 1,744,078.18 - Step 4: Simplify right side
4,268,422.93x = 11,166,714,014,331.90 - Step 5: Solve for x
x = 11,166,714,014,331.90/4,268,422.93 - Step 6: Final answer
x = 2,616,121.74
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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.